312332424309989 has 2 divisors, whose sum is σ = 312332424309990. Its totient is φ = 312332424309988.

The previous prime is 312332424309977. The next prime is 312332424310021. The reversal of 312332424309989 is 989903424233213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288922145244100 + 23410279065889 = 16997710^2 + 4838417^2 .

It is a cyclic number.

It is not a de Polignac number, because 312332424309989 - 2²⁴ = 312332407532773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312332424309959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156166212154994 + 156166212154995.

It is an arithmetic number, because the mean of its divisors is an integer number (156166212154995).

Almost surely, 2^{312332424309989} is an apocalyptic number.

It is an amenable number.

312332424309989 is a deficient number, since it is larger than the sum of its proper divisors (1).

312332424309989 is an equidigital number, since it uses as much as digits as its factorization.

312332424309989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60466176, while the sum is 62.

The spelling of 312332424309989 in words is "three hundred twelve trillion, three hundred thirty-two billion, four hundred twenty-four million, three hundred nine thousand, nine hundred eighty-nine".