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13455364896 = 25351730371
BaseRepresentation
bin11001000100000000…
…01001001100100000
31021201201122100200000
430202000021030200
5210024033134041
610103055100000
7654302500041
oct144200111440
937651570600
1013455364896
115785225886
122736211600
13136582959c
149190228c8
1553b3eebb6
hex322009320

13455364896 has 72 divisors (see below), whose sum is σ = 39680890704. Its totient is φ = 4485119040.

The previous prime is 13455364787. The next prime is 13455364931. The reversal of 13455364896 is 69846355431.

13455364896 is a `hidden beast` number, since 1 + 3 + 4 + 553 + 6 + 4 + 89 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 857410 + ... + 872961.

It is an arithmetic number, because the mean of its divisors is an integer number (551123482).

Almost surely, 213455364896 is an apocalyptic number.

13455364896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13455364896 is an abundant number, since it is smaller than the sum of its proper divisors (26225525808).

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

13455364896 is an equidigital number, since it uses as much as digits as its factorization.

13455364896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730396 (or 1730376 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The spelling of 13455364896 in words is "thirteen billion, four hundred fifty-five million, three hundred sixty-four thousand, eight hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 243 288 324 432 486 648 864 972 1296 1944 2592 3888 7776 1730371 3460742 5191113 6921484 10382226 13842968 15573339 20764452 27685936 31146678 41528904 46720017 55371872 62293356 83057808 93440034 124586712 140160051 166115616 186880068 249173424 280320102 373760136 420480153 498346848 560640204 747520272 840960306 1121280408 1495040544 1681920612 2242560816 3363841224 4485121632 6727682448 13455364896