392944612836 has 12 divisors (see below), whose sum is σ = 916870763312. Its totient is φ = 130981537608.

The previous prime is 392944612817. The next prime is 392944612871. The reversal of 392944612836 is 638216449293.

It is a tau number, because it is divible by the number of its divisors (12).

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, 16372692190 + ... + 16372692213.

Almost surely, 2^392944612836 is an apocalyptic number.

It is an amenable number.

392944612836 is an abundant number, since it is smaller than the sum of its proper divisors (523926150476).

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

392944612836 is a wasteful number, since it uses less digits than its factorization.

392944612836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32745384410 (or 32745384408 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 57.

The spelling of 392944612836 in words is "three hundred ninety-two billion, nine hundred forty-four million, six hundred twelve thousand, eight hundred thirty-six".