312334664155523 has 2 divisors, whose sum is σ = 312334664155524. Its totient is φ = 312334664155522.

The previous prime is 312334664155477. The next prime is 312334664155529. The reversal of 312334664155523 is 325551466433213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312334664155523 is a prime.

It is not a weakly prime, because it can be changed into another prime (312334664155529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156167332077761 + 156167332077762.

It is an arithmetic number, because the mean of its divisors is an integer number (156167332077762).

Almost surely, 2^{312334664155523} is an apocalyptic number.

312334664155523 is a deficient number, since it is larger than the sum of its proper divisors (1).

312334664155523 is an equidigital number, since it uses as much as digits as its factorization.

312334664155523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328000, while the sum is 53.

The spelling of 312334664155523 in words is "three hundred twelve trillion, three hundred thirty-four billion, six hundred sixty-four million, one hundred fifty-five thousand, five hundred twenty-three".