325601610656 has 24 divisors (see below), whose sum is σ = 732603624480. Its totient is φ = 139543547328.

The previous prime is 325601610643. The next prime is 325601610661. The reversal of 325601610656 is 656016106523.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726789086 + ... + 726789533.

It is an arithmetic number, because the mean of its divisors is an integer number (30525151020).

Almost surely, 2^325601610656 is an apocalyptic number.

It is an amenable number.

325601610656 is an abundant number, since it is smaller than the sum of its proper divisors (407002013824).

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

325601610656 is a wasteful number, since it uses less digits than its factorization.

325601610656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1453578636 (or 1453578628 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 325601610656 in words is "three hundred twenty-five billion, six hundred one million, six hundred ten thousand, six hundred fifty-six".