25300270856 has 32 divisors (see below), whose sum is σ = 55475682240. Its totient is φ = 10590810048.

The previous prime is 25300270829. The next prime is 25300270921. The reversal of 25300270856 is 65807200352.

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, 5250971 + ... + 5255786.

It is an arithmetic number, because the mean of its divisors is an integer number (1733615070).

Almost surely, 2^25300270856 is an apocalyptic number.

It is an amenable number.

25300270856 is an abundant number, since it is smaller than the sum of its proper divisors (30175411384).

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

25300270856 is a wasteful number, since it uses less digits than its factorization.

25300270856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10506813 (or 10506809 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 25300270856 in words is "twenty-five billion, three hundred million, two hundred seventy thousand, eight hundred fifty-six".