525612504256 has 56 divisors (see below), whose sum is σ = 1196412924416. Its totient is φ = 224431223040.

The previous prime is 525612504253. The next prime is 525612504259. The reversal of 525612504256 is 652405216525.

It is an interprime number because it is at equal distance from previous prime (525612504253) and next prime (525612504259).

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×525612504256² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (525612504253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2043246 + ... + 2286061.

Almost surely, 2^525612504256 is an apocalyptic number.

525612504256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

525612504256 is an abundant number, since it is smaller than the sum of its proper divisors (670800420160).

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

525612504256 is a wasteful number, since it uses less digits than its factorization.

525612504256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4329597 (or 4329587 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 525612504256 in words is "five hundred twenty-five billion, six hundred twelve million, five hundred four thousand, two hundred fifty-six".