52666656032 has 24 divisors (see below), whose sum is σ = 106489845756. Its totient is φ = 25621615872.

The previous prime is 52666656019. The next prime is 52666656043. The reversal of 52666656032 is 23065666625.

It can be written as a sum of positive squares in 2 ways, for example, as 52369576336 + 297079696 = 228844^2 + 17236^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22239803 + ... + 22242170.

Almost surely, 2^52666656032 is an apocalyptic number.

It is an amenable number.

52666656032 is an abundant number, since it is smaller than the sum of its proper divisors (53823189724).

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

52666656032 is a wasteful number, since it uses less digits than its factorization.

52666656032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44482020 (or 44482012 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 52666656032 in words is "fifty-two billion, six hundred sixty-six million, six hundred fifty-six thousand, thirty-two".