326666361052159 has 2 divisors, whose sum is σ = 326666361052160. Its totient is φ = 326666361052158.

The previous prime is 326666361052147. The next prime is 326666361052231. The reversal of 326666361052159 is 951250163666623.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 326666361052159 - 2⁵ = 326666361052127 is a prime.

It is a super-2 number, since 2×326666361052159² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 326666361052097 and 326666361052106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326666361056159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163333180526079 + 163333180526080.

It is an arithmetic number, because the mean of its divisors is an integer number (163333180526080).

Almost surely, 2^{326666361052159} is an apocalyptic number.

326666361052159 is a deficient number, since it is larger than the sum of its proper divisors (1).

326666361052159 is an equidigital number, since it uses as much as digits as its factorization.

326666361052159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62985600, while the sum is 61.

The spelling of 326666361052159 in words is "three hundred twenty-six trillion, six hundred sixty-six billion, three hundred sixty-one million, fifty-two thousand, one hundred fifty-nine".