312343301224044 has 18 divisors (see below), whose sum is σ = 789534455871980. Its totient is φ = 104114433741336.

The previous prime is 312343301224043. The next prime is 312343301224049. The reversal of 312343301224044 is 440422103343213.

312343301224044 is a `hidden beast` number, since 3 + 1 + 2 + 34 + 330 + 12 + 240 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×312343301224044² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 8676202811779 = 312343301224044 / (3 + 1 + 2 + 3 + 4 + 3 + 3 + 0 + 1 + 2 + 2 + 4 + 0 + 4 + 4).

It is not an unprimeable number, because it can be changed into a prime (312343301224043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4338101405854 + ... + 4338101405925.

Almost surely, 2^{312343301224044} is an apocalyptic number.

It is an amenable number.

312343301224044 is an abundant number, since it is smaller than the sum of its proper divisors (477191154647936).

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

312343301224044 is a wasteful number, since it uses less digits than its factorization.

312343301224044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8676202811789 (or 8676202811784 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 312343301224044 its reverse (440422103343213), we get a palindrome (752765404567257).

The spelling of 312343301224044 in words is "three hundred twelve trillion, three hundred forty-three billion, three hundred one million, two hundred twenty-four thousand, forty-four".