326460406631 has 2 divisors, whose sum is σ = 326460406632. Its totient is φ = 326460406630.

The previous prime is 326460406609. The next prime is 326460406697. The reversal of 326460406631 is 136604064623.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 326460406631 - 2¹⁴ = 326460390247 is a prime.

It is a super-2 number, since 2×326460406631² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326460406231) by changing a digit.

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 as a sum of consecutive naturals, namely, 163230203315 + 163230203316.

It is an arithmetic number, because the mean of its divisors is an integer number (163230203316).

Almost surely, 2^326460406631 is an apocalyptic number.

326460406631 is a deficient number, since it is larger than the sum of its proper divisors (1).

326460406631 is an equidigital number, since it uses as much as digits as its factorization.

326460406631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 326460406631 in words is "three hundred twenty-six billion, four hundred sixty million, four hundred six thousand, six hundred thirty-one".