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4389013135968 = 253597310615019
BaseRepresentation
bin111111110111100101100…
…100011010001001100000
3120112120210212112112211220
4333313211210122021200
51033402144330322333
613200141303335040
7632044560051426
oct77674544321140
916476725475756
104389013135968
11144240854844a
125aa753751480
1325ab6115b4a6
14112602291116
157927d05b8b3
hex3fde591a260

4389013135968 has 96 divisors (see below), whose sum is σ = 11876933577600. Its totient is φ = 1418506085376.

The previous prime is 4389013135963. The next prime is 4389013136029. The reversal of 4389013135968 is 8695313109834.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4389013135963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4894038 + ... + 5720981.

It is an arithmetic number, because the mean of its divisors is an integer number (123718058100).

Almost surely, 24389013135968 is an apocalyptic number.

4389013135968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4389013135968 is an abundant number, since it is smaller than the sum of its proper divisors (7487920441632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4389013135968 is a wasteful number, since it uses less digits than its factorization.

4389013135968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10615164 (or 10615156 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 60.

The spelling of 4389013135968 in words is "four trillion, three hundred eighty-nine billion, thirteen million, one hundred thirty-five thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 59 73 96 118 146 177 219 236 292 354 438 472 584 708 876 944 1168 1416 1752 1888 2336 2832 3504 4307 5664 7008 8614 12921 17228 25842 34456 51684 68912 103368 137824 206736 413472 10615019 21230038 31845057 42460076 63690114 84920152 127380228 169840304 254760456 339680608 509520912 626286121 774896387 1019041824 1252572242 1549792774 1878858363 2324689161 2505144484 3099585548 3757716726 4649378322 5010288968 6199171096 7515433452 9298756644 10020577936 12398342192 15030866904 18597513288 20041155872 24796684384 30061733808 37195026576 45718886833 60123467616 74390053152 91437773666 137156660499 182875547332 274313320998 365751094664 548626641996 731502189328 1097253283992 1463004378656 2194506567984 4389013135968