25916325460 has 48 divisors (see below), whose sum is σ = 55605118464. Its totient is φ = 10141791488.

The previous prime is 25916325437. The next prime is 25916325493. The reversal of 25916325460 is 6452361952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3311472 + ... + 3319288.

It is an arithmetic number, because the mean of its divisors is an integer number (1158439968).

Almost surely, 2^25916325460 is an apocalyptic number.

25916325460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25916325460 is an abundant number, since it is smaller than the sum of its proper divisors (29688793004).

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

25916325460 is a wasteful number, since it uses less digits than its factorization.

25916325460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11400 (or 11398 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 25916325460 in words is "twenty-five billion, nine hundred sixteen million, three hundred twenty-five thousand, four hundred sixty".