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538623499716 = 2235554139403
BaseRepresentation
bin1111101011010000111…
…01100101110111000100
31220111021121010210100000
413311220131211313010
532311100103442331
61051235030521300
753625410130651
oct7655035456704
91814247123300
10538623499716
11198479a184a5
128847bb06230
133ba3ac8bc13
141c0d8a78c28
15e0268680e6
hex7d68765dc4

538623499716 has 36 divisors (see below), whose sum is σ = 1411947201392. Its totient is φ = 179541166248.

The previous prime is 538623499691. The next prime is 538623499717. The reversal of 538623499716 is 617994326835.

538623499716 is a `hidden beast` number, since 5 + 386 + 234 + 9 + 9 + 7 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×5386234997163 (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (538623499717) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277068730 + ... + 277070673.

Almost surely, 2538623499716 is an apocalyptic number.

It is an amenable number.

538623499716 is an abundant number, since it is smaller than the sum of its proper divisors (873323701676).

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

538623499716 is a wasteful number, since it uses less digits than its factorization.

538623499716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554139422 (or 554139408 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 63.

The spelling of 538623499716 in words is "five hundred thirty-eight billion, six hundred twenty-three million, four hundred ninety-nine thousand, seven hundred sixteen".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 972 554139403 1108278806 1662418209 2216557612 3324836418 4987254627 6649672836 9974509254 14961763881 19949018508 29923527762 44885291643 59847055524 89770583286 134655874929 179541166572 269311749858 538623499716