396732712872 has 32 divisors (see below), whose sum is σ = 991859993280. Its totient is φ = 132240476160.

The previous prime is 396732712813. The next prime is 396732712907. The reversal of 396732712872 is 278217237693.

It is a super-3 number, since 3×396732712872³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702597 + ... + 1134507.

It is an arithmetic number, because the mean of its divisors is an integer number (30995624790).

Almost surely, 2^396732712872 is an apocalyptic number.

It is an amenable number.

396732712872 is an abundant number, since it is smaller than the sum of its proper divisors (595127280408).

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

396732712872 is a wasteful number, since it uses less digits than its factorization.

396732712872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470193 (or 470189 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 57.

The spelling of 396732712872 in words is "three hundred ninety-six billion, seven hundred thirty-two million, seven hundred twelve thousand, eight hundred seventy-two".