320511964732 has 6 divisors (see below), whose sum is σ = 560895938288. Its totient is φ = 160255982364.

The previous prime is 320511964693. The next prime is 320511964739. The reversal of 320511964732 is 237469115023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320511964739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40063995588 + ... + 40063995595.

Almost surely, 2^320511964732 is an apocalyptic number.

It is an amenable number.

320511964732 is a deficient number, since it is larger than the sum of its proper divisors (240383973556).

320511964732 is a wasteful number, since it uses less digits than its factorization.

320511964732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80127991187 (or 80127991185 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 320511964732 in words is "three hundred twenty billion, five hundred eleven million, nine hundred sixty-four thousand, seven hundred thirty-two".