312920413908 has 24 divisors (see below), whose sum is σ = 749881353312. Its totient is φ = 101487701664.

The previous prime is 312920413891. The next prime is 312920413937. The reversal of 312920413908 is 809314029213.

It is a self number, because there is not a number n which added to its sum of digits gives 312920413908.

It is a congruent number.

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, 352387410 + ... + 352388297.

It is an arithmetic number, because the mean of its divisors is an integer number (31245056388).

Almost surely, 2^312920413908 is an apocalyptic number.

It is an amenable number.

312920413908 is an abundant number, since it is smaller than the sum of its proper divisors (436960939404).

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

312920413908 is a wasteful number, since it uses less digits than its factorization.

312920413908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704775751 (or 704775749 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 312920413908 in words is "three hundred twelve billion, nine hundred twenty million, four hundred thirteen thousand, nine hundred eight".