16265165612 has 24 divisors (see below), whose sum is σ = 30045657600. Its totient is φ = 7683078096.

The previous prime is 16265165611. The next prime is 16265165629. The reversal of 16265165612 is 21656156261.

It is a super-2 number, since 2×16265165612² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16265165612.

It is not an unprimeable number, because it can be changed into a prime (16265165611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270788 + ... + 325355.

It is an arithmetic number, because the mean of its divisors is an integer number (1251902400).

Almost surely, 2^16265165612 is an apocalyptic number.

It is an amenable number.

16265165612 is a deficient number, since it is larger than the sum of its proper divisors (13780491988).

16265165612 is a wasteful number, since it uses less digits than its factorization.

16265165612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596525 (or 596523 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The spelling of 16265165612 in words is "sixteen billion, two hundred sixty-five million, one hundred sixty-five thousand, six hundred twelve".