525652256123640 has 96 divisors (see below), whose sum is σ = 1708457459436000. Its totient is φ = 140166745056000.

The previous prime is 525652256123629. The next prime is 525652256123641. The reversal of 525652256123640 is 46321652256525.

525652256123640 is a `hidden beast` number, since 5 + 2 + 5 + 6 + 5 + 2 + 2 + 561 + 2 + 36 + 40 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525652256123641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30417340 + ... + 44458059.

It is an arithmetic number, because the mean of its divisors is an integer number (17796431869125).

Almost surely, 2^{525652256123640} is an apocalyptic number.

It is an amenable number.

525652256123640 is an abundant number, since it is smaller than the sum of its proper divisors (1182805203312360).

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

525652256123640 is a wasteful number, since it uses less digits than its factorization.

525652256123640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74894917 (or 74894910 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 54.

The spelling of 525652256123640 in words is "five hundred twenty-five trillion, six hundred fifty-two billion, two hundred fifty-six million, one hundred twenty-three thousand, six hundred forty".