25923057928 has 32 divisors (see below), whose sum is σ = 49653077760. Its totient is φ = 12682384000.

The previous prime is 25923057887. The next prime is 25923057961. The reversal of 25923057928 is 82975032952.

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, 1987428 + ... + 2000428.

It is an arithmetic number, because the mean of its divisors is an integer number (1551658680).

Almost surely, 2^25923057928 is an apocalyptic number.

It is an amenable number.

25923057928 is a deficient number, since it is larger than the sum of its proper divisors (23730019832).

25923057928 is a wasteful number, since it uses less digits than its factorization.

25923057928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18357 (or 18353 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 25923057928 in words is "twenty-five billion, nine hundred twenty-three million, fifty-seven thousand, nine hundred twenty-eight".