312030400304044 has 6 divisors (see below), whose sum is σ = 546053200532084. Its totient is φ = 156015200152020.

The previous prime is 312030400304003. The next prime is 312030400304047. The reversal of 312030400304044 is 440403004030213.

It is not an unprimeable number, because it can be changed into a prime (312030400304047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39003800038002 + ... + 39003800038009.

Almost surely, 2^{312030400304044} is an apocalyptic number.

It is an amenable number.

312030400304044 is a deficient number, since it is larger than the sum of its proper divisors (234022800228040).

312030400304044 is a wasteful number, since it uses less digits than its factorization.

312030400304044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78007600076015 (or 78007600076013 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 312030400304044 its reverse (440403004030213), we get a palindrome (752433404334257).

The spelling of 312030400304044 in words is "three hundred twelve trillion, thirty billion, four hundred million, three hundred four thousand, forty-four".