265624586916 has 24 divisors (see below), whose sum is σ = 667466911104. Its totient is φ = 81730642080.

The previous prime is 265624586911. The next prime is 265624586939. The reversal of 265624586916 is 619685426562.

It is a self number, because there is not a number n which added to its sum of digits gives 265624586916.

It is not an unprimeable number, because it can be changed into a prime (265624586911) 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, 851360700 + ... + 851361011.

It is an arithmetic number, because the mean of its divisors is an integer number (27811121296).

Almost surely, 2^265624586916 is an apocalyptic number.

265624586916 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

265624586916 is an abundant number, since it is smaller than the sum of its proper divisors (401842324188).

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

265624586916 is a wasteful number, since it uses less digits than its factorization.

265624586916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702721731 (or 1702721729 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 60.

The spelling of 265624586916 in words is "two hundred sixty-five billion, six hundred twenty-four million, five hundred eighty-six thousand, nine hundred sixteen".