326326464635623 has 2 divisors, whose sum is σ = 326326464635624. Its totient is φ = 326326464635622.

The previous prime is 326326464635609. The next prime is 326326464635629. The reversal of 326326464635623 is 326536464623623.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 326326464635623 - 2¹³ = 326326464627431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326326464635629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163163232317811 + 163163232317812.

It is an arithmetic number, because the mean of its divisors is an integer number (163163232317812).

Almost surely, 2^{326326464635623} is an apocalyptic number.

326326464635623 is a deficient number, since it is larger than the sum of its proper divisors (1).

326326464635623 is an equidigital number, since it uses as much as digits as its factorization.

326326464635623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403107840, while the sum is 61.

The spelling of 326326464635623 in words is "three hundred twenty-six trillion, three hundred twenty-six billion, four hundred sixty-four million, six hundred thirty-five thousand, six hundred twenty-three".