312585013404 has 36 divisors (see below), whose sum is σ = 795448453800. Its totient is φ = 103495707360.

The previous prime is 312585013381. The next prime is 312585013439. The reversal of 312585013404 is 404310585213.

312585013404 is a `hidden beast` number, since 31 + 2 + 585 + 0 + 1 + 3 + 40 + 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29131942 + ... + 29142669.

Almost surely, 2^312585013404 is an apocalyptic number.

It is an amenable number.

312585013404 is an abundant number, since it is smaller than the sum of its proper divisors (482863440396).

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

312585013404 is a wasteful number, since it uses less digits than its factorization.

312585013404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58274770 (or 58274765 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 312585013404 its reverse (404310585213), we get a palindrome (716895598617).

The spelling of 312585013404 in words is "three hundred twelve billion, five hundred eighty-five million, thirteen thousand, four hundred four".