312740741352 has 64 divisors (see below), whose sum is σ = 842337679680. Its totient is φ = 96188677632.

The previous prime is 312740741347. The next prime is 312740741363. The reversal of 312740741352 is 253147047213.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 312740741352.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 566548 + ... + 972860.

It is an arithmetic number, because the mean of its divisors is an integer number (13161526245).

Almost surely, 2^312740741352 is an apocalyptic number.

It is an amenable number.

312740741352 is an abundant number, since it is smaller than the sum of its proper divisors (529596938328).

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

312740741352 is a wasteful number, since it uses less digits than its factorization.

312740741352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408802 (or 408798 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

Adding to 312740741352 its reverse (253147047213), we get a palindrome (565887788565).

The spelling of 312740741352 in words is "three hundred twelve billion, seven hundred forty million, seven hundred forty-one thousand, three hundred fifty-two".