25939100512 has 48 divisors (see below), whose sum is σ = 55749314880. Its totient is φ = 11807880192.

The previous prime is 25939100503. The next prime is 25939100533. The reversal of 25939100512 is 21500193952.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396712 + ... + 457447.

It is an arithmetic number, because the mean of its divisors is an integer number (1161444060).

Almost surely, 2^25939100512 is an apocalyptic number.

It is an amenable number.

25939100512 is an abundant number, since it is smaller than the sum of its proper divisors (29810214368).

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

25939100512 is a wasteful number, since it uses less digits than its factorization.

25939100512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854255 (or 854247 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 37.

The spelling of 25939100512 in words is "twenty-five billion, nine hundred thirty-nine million, one hundred thousand, five hundred twelve".