64344412624627 has 2 divisors, whose sum is σ = 64344412624628. Its totient is φ = 64344412624626.

The previous prime is 64344412624601. The next prime is 64344412624643. The reversal of 64344412624627 is 72642621444346.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64344412624627 is a prime.

It is not a weakly prime, because it can be changed into another prime (64344412624697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32172206312313 + 32172206312314.

It is an arithmetic number, because the mean of its divisors is an integer number (32172206312314).

Almost surely, 2^{64344412624627} is an apocalyptic number.

64344412624627 is a deficient number, since it is larger than the sum of its proper divisors (1).

64344412624627 is an equidigital number, since it uses as much as digits as its factorization.

64344412624627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37158912, while the sum is 55.

The spelling of 64344412624627 in words is "sixty-four trillion, three hundred forty-four billion, four hundred twelve million, six hundred twenty-four thousand, six hundred twenty-seven".