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136352765540 = 22526338336763
BaseRepresentation
bin111111011111101000…
…0100001011001100100
3111000221122210011122102
41332333100201121210
54213222301444130
6142350052551232
712564643245455
oct1767720413144
9430848704572
10136352765540
1152910643992
1222514322518
13cb200844b4
1468570a512c
15383092e645
hex1fbf421664

136352765540 has 48 divisors (see below), whose sum is σ = 287547055488. Its totient is φ = 54311518464.

The previous prime is 136352765539. The next prime is 136352765573. The reversal of 136352765540 is 45567253631.

It is a super-2 number, since 2×1363527655402 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20158199 + ... + 20164961.

It is an arithmetic number, because the mean of its divisors is an integer number (5990563656).

Almost surely, 2136352765540 is an apocalyptic number.

136352765540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136352765540 is an abundant number, since it is smaller than the sum of its proper divisors (151194289948).

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

136352765540 is a wasteful number, since it uses less digits than its factorization.

136352765540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10868 (or 10866 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 47.

The spelling of 136352765540 in words is "one hundred thirty-six billion, three hundred fifty-two million, seven hundred sixty-five thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 263 526 1052 1315 2630 3833 5260 6763 7666 13526 15332 19165 27052 33815 38330 67630 76660 135260 1008079 1778669 2016158 3557338 4032316 5040395 7114676 8893345 10080790 17786690 20161580 25922579 35573380 51845158 103690316 129612895 259225790 518451580 6817638277 13635276554 27270553108 34088191385 68176382770 136352765540