25256060216 has 32 divisors (see below), whose sum is σ = 47453402880. Its totient is φ = 12601855200.

The previous prime is 25256060209. The next prime is 25256060239. The reversal of 25256060216 is 61206065252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13497761 + ... + 13499631.

It is an arithmetic number, because the mean of its divisors is an integer number (1482918840).

Almost surely, 2^25256060216 is an apocalyptic number.

It is an amenable number.

25256060216 is a deficient number, since it is larger than the sum of its proper divisors (22197342664).

25256060216 is a wasteful number, since it uses less digits than its factorization.

25256060216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4475 (or 4471 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 25256060216 in words is "twenty-five billion, two hundred fifty-six million, sixty thousand, two hundred sixteen".