25695056032 has 12 divisors (see below), whose sum is σ = 50587141626. Its totient is φ = 12847528000.

The previous prime is 25695055979. The next prime is 25695056039. The reversal of 25695056032 is 23065059652.

It can be written as a sum of positive squares in only one way, i.e., 20142421776 + 5552634256 = 141924^2 + 74516^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25695056032.

It is not an unprimeable number, because it can be changed into a prime (25695056039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401485219 + ... + 401485282.

Almost surely, 2^25695056032 is an apocalyptic number.

It is an amenable number.

25695056032 is a deficient number, since it is larger than the sum of its proper divisors (24892085594).

25695056032 is an equidigital number, since it uses as much as digits as its factorization.

25695056032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802970511 (or 802970503 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 43.

The spelling of 25695056032 in words is "twenty-five billion, six hundred ninety-five million, fifty-six thousand, thirty-two".