312404411044420 has 48 divisors (see below), whose sum is σ = 673851873562560. Its totient is φ = 121571508299904.

The previous prime is 312404411044387. The next prime is 312404411044529. The reversal of 312404411044420 is 24440114404213.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15440394 + ... + 29380513.

It is an arithmetic number, because the mean of its divisors is an integer number (14038580699220).

Almost surely, 2^{312404411044420} is an apocalyptic number.

It is an amenable number.

312404411044420 is an abundant number, since it is smaller than the sum of its proper divisors (361447462518140).

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

312404411044420 is a wasteful number, since it uses less digits than its factorization.

312404411044420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44830372 (or 44830370 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 312404411044420 its reverse (24440114404213), we get a palindrome (336844525448633).

The spelling of 312404411044420 in words is "three hundred twelve trillion, four hundred four billion, four hundred eleven million, forty-four thousand, four hundred twenty".