327907625864 has 64 divisors (see below), whose sum is σ = 756833159040. Its totient is φ = 129700569600.

The previous prime is 327907625809. The next prime is 327907625867. The reversal of 327907625864 is 468526709723.

It is a super-2 number, since 2×327907625864² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (327907625867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4890164 + ... + 4956764.

It is an arithmetic number, because the mean of its divisors is an integer number (11825518110).

Almost surely, 2^327907625864 is an apocalyptic number.

It is an amenable number.

327907625864 is an abundant number, since it is smaller than the sum of its proper divisors (428925533176).

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

327907625864 is a wasteful number, since it uses less digits than its factorization.

327907625864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73390 (or 73386 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 59.

The spelling of 327907625864 in words is "three hundred twenty-seven billion, nine hundred seven million, six hundred twenty-five thousand, eight hundred sixty-four".