25632308812 has 24 divisors (see below), whose sum is σ = 48943902672. Its totient is φ = 11648788800.

The previous prime is 25632308809. The next prime is 25632308813. The reversal of 25632308812 is 21880323652.

It is not an unprimeable number, because it can be changed into a prime (25632308813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184362 + ... + 291982.

It is an arithmetic number, because the mean of its divisors is an integer number (2039329278).

Almost surely, 2^25632308812 is an apocalyptic number.

25632308812 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25632308812 is a deficient number, since it is larger than the sum of its proper divisors (23311593860).

25632308812 is a wasteful number, since it uses less digits than its factorization.

25632308812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113049 (or 113047 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 25632308812 in words is "twenty-five billion, six hundred thirty-two million, three hundred eight thousand, eight hundred twelve".