312405711532 has 6 divisors (see below), whose sum is σ = 546709995188. Its totient is φ = 156202855764.

The previous prime is 312405711523. The next prime is 312405711539. The reversal of 312405711532 is 235117504213.

It is not an unprimeable number, because it can be changed into a prime (312405711539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39050713938 + ... + 39050713945.

Almost surely, 2^312405711532 is an apocalyptic number.

It is an amenable number.

312405711532 is a deficient number, since it is larger than the sum of its proper divisors (234304283656).

312405711532 is a wasteful number, since it uses less digits than its factorization.

312405711532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78101427887 (or 78101427885 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 312405711532 in words is "three hundred twelve billion, four hundred five million, seven hundred eleven thousand, five hundred thirty-two".