25632516120 has 64 divisors (see below), whose sum is σ = 78773113440. Its totient is φ = 6668620800.

The previous prime is 25632516103. The next prime is 25632516127. The reversal of 25632516120 is 2161523652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25632516127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2600011 + ... + 2609850.

Almost surely, 2^25632516120 is an apocalyptic number.

25632516120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25632516120 is an abundant number, since it is smaller than the sum of its proper divisors (53140597320).

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

25632516120 is a wasteful number, since it uses less digits than its factorization.

25632516120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5209916 (or 5209912 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 25632516120 in words is "twenty-five billion, six hundred thirty-two million, five hundred sixteen thousand, one hundred twenty".