326007404369 has 2 divisors, whose sum is σ = 326007404370. Its totient is φ = 326007404368.

The previous prime is 326007404347. The next prime is 326007404407. The reversal of 326007404369 is 963404700623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309206059969 + 16801344400 = 556063^2 + 129620^2 .

It is a cyclic number.

It is not a de Polignac number, because 326007404369 - 2³² = 321712437073 is a prime.

It is a super-2 number, since 2×326007404369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (326007404069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163003702184 + 163003702185.

It is an arithmetic number, because the mean of its divisors is an integer number (163003702185).

Almost surely, 2^326007404369 is an apocalyptic number.

It is an amenable number.

326007404369 is a deficient number, since it is larger than the sum of its proper divisors (1).

326007404369 is an equidigital number, since it uses as much as digits as its factorization.

326007404369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 326007404369 in words is "three hundred twenty-six billion, seven million, four hundred four thousand, three hundred sixty-nine".