312404321344214 has 32 divisors (see below), whose sum is σ = 520855959805344. Its totient is φ = 139321753159680.

The previous prime is 312404321344139. The next prime is 312404321344223. The reversal of 312404321344214 is 412443123404213.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191944592 + ... + 193565324.

It is an arithmetic number, because the mean of its divisors is an integer number (16276748743917).

Almost surely, 2^{312404321344214} is an apocalyptic number.

312404321344214 is a deficient number, since it is larger than the sum of its proper divisors (208451638461130).

312404321344214 is a wasteful number, since it uses less digits than its factorization.

312404321344214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786112.

The product of its (nonzero) digits is 221184, while the sum is 38.

Adding to 312404321344214 its reverse (412443123404213), we get a palindrome (724847444748427).

The spelling of 312404321344214 in words is "three hundred twelve trillion, four hundred four billion, three hundred twenty-one million, three hundred forty-four thousand, two hundred fourteen".