331612690825 has 48 divisors (see below), whose sum is σ = 457803920896. Its totient is φ = 236626790400.

The previous prime is 331612690813. The next prime is 331612690847. The reversal of 331612690825 is 528096216133.

It is a de Polignac number, because none of the positive numbers 2^k-331612690825 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 6756022 + ... + 6804928.

Almost surely, 2^331612690825 is an apocalyptic number.

It is an amenable number.

331612690825 is a deficient number, since it is larger than the sum of its proper divisors (126191230071).

331612690825 is a wasteful number, since it uses less digits than its factorization.

331612690825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49634 (or 49629 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 331612690825 in words is "three hundred thirty-one billion, six hundred twelve million, six hundred ninety thousand, eight hundred twenty-five".