326375375407 has 2 divisors, whose sum is σ = 326375375408. Its totient is φ = 326375375406.

The previous prime is 326375375281. The next prime is 326375375423. The reversal of 326375375407 is 704573573623.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326375375407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326375375107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163187687703 + 163187687704.

It is an arithmetic number, because the mean of its divisors is an integer number (163187687704).

Almost surely, 2^326375375407 is an apocalyptic number.

326375375407 is a deficient number, since it is larger than the sum of its proper divisors (1).

326375375407 is an equidigital number, since it uses as much as digits as its factorization.

326375375407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11113200, while the sum is 52.

The spelling of 326375375407 in words is "three hundred twenty-six billion, three hundred seventy-five million, three hundred seventy-five thousand, four hundred seven".