326045199923 has 2 divisors, whose sum is σ = 326045199924. Its totient is φ = 326045199922.

The previous prime is 326045199913. The next prime is 326045200133. The reversal of 326045199923 is 329991540623.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326045199923 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (326045199913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163022599961 + 163022599962.

It is an arithmetic number, because the mean of its divisors is an integer number (163022599962).

Almost surely, 2^326045199923 is an apocalyptic number.

326045199923 is a deficient number, since it is larger than the sum of its proper divisors (1).

326045199923 is an equidigital number, since it uses as much as digits as its factorization.

326045199923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 53.

The spelling of 326045199923 in words is "three hundred twenty-six billion, forty-five million, one hundred ninety-nine thousand, nine hundred twenty-three".