712832320044 has 36 divisors (see below), whose sum is σ = 1940487983616. Its totient is φ = 219333021408.

The previous prime is 712832320037. The next prime is 712832320069. The reversal of 712832320044 is 440023238217.

It is a happy number.

712832320044 is a `hidden beast` number, since 7 + 128 + 323 + 200 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 712832319990 and 712832320008.

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 11 ways as a sum of consecutive naturals, for example, 761572524 + ... + 761573459.

Almost surely, 2^712832320044 is an apocalyptic number.

It is an amenable number.

712832320044 is an abundant number, since it is smaller than the sum of its proper divisors (1227655663572).

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

712832320044 is a wasteful number, since it uses less digits than its factorization.

712832320044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523146006 (or 1523146001 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 712832320044 in words is "seven hundred twelve billion, eight hundred thirty-two million, three hundred twenty thousand, forty-four".