25080890916 has 12 divisors (see below), whose sum is σ = 58522078832. Its totient is φ = 8360296968.

The previous prime is 25080890897. The next prime is 25080890941. The reversal of 25080890916 is 61909808052.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 1045037110 + ... + 1045037133.

Almost surely, 2^25080890916 is an apocalyptic number.

It is an amenable number.

25080890916 is an abundant number, since it is smaller than the sum of its proper divisors (33441187916).

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

25080890916 is a wasteful number, since it uses less digits than its factorization.

25080890916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090074250 (or 2090074248 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 48.

The spelling of 25080890916 in words is "twenty-five billion, eighty million, eight hundred ninety thousand, nine hundred sixteen".