312211414432 has 48 divisors (see below), whose sum is σ = 631490967072. Its totient is φ = 151835592960.

The previous prime is 312211414387. The next prime is 312211414441. The reversal of 312211414432 is 234414112213.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 312211414432.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3607507 + ... + 3693037.

It is an arithmetic number, because the mean of its divisors is an integer number (13156061814).

Almost surely, 2^312211414432 is an apocalyptic number.

312211414432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

312211414432 is an abundant number, since it is smaller than the sum of its proper divisors (319279552640).

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

312211414432 is a wasteful number, since it uses less digits than its factorization.

312211414432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88661 (or 88653 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

Adding to 312211414432 its reverse (234414112213), we get a palindrome (546625526645).

The spelling of 312211414432 in words is "three hundred twelve billion, two hundred eleven million, four hundred fourteen thousand, four hundred thirty-two".