312502434312 has 32 divisors (see below), whose sum is σ = 827212327200. Its totient is φ = 98039979264.

The previous prime is 312502434289. The next prime is 312502434371. The reversal of 312502434312 is 213434205213.

It is a self number, because there is not a number n which added to its sum of digits gives 312502434312.

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, 382968262 + ... + 382969077.

It is an arithmetic number, because the mean of its divisors is an integer number (25850385225).

Almost surely, 2^312502434312 is an apocalyptic number.

It is an amenable number.

312502434312 is an abundant number, since it is smaller than the sum of its proper divisors (514709892888).

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

312502434312 is a wasteful number, since it uses less digits than its factorization.

312502434312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765937365 (or 765937361 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 312502434312 its reverse (213434205213), we get a palindrome (525936639525).

The spelling of 312502434312 in words is "three hundred twelve billion, five hundred two million, four hundred thirty-four thousand, three hundred twelve".