64626066226627 has 2 divisors, whose sum is σ = 64626066226628. Its totient is φ = 64626066226626.

The previous prime is 64626066226619. The next prime is 64626066226663. The reversal of 64626066226627 is 72662266062646.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64626066226627 - 2³ = 64626066226619 is a prime.

It is not a weakly prime, because it can be changed into another prime (64626066226697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32313033113313 + 32313033113314.

It is an arithmetic number, because the mean of its divisors is an integer number (32313033113314).

Almost surely, 2^{64626066226627} is an apocalyptic number.

64626066226627 is a deficient number, since it is larger than the sum of its proper divisors (1).

64626066226627 is an equidigital number, since it uses as much as digits as its factorization.

64626066226627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125411328, while the sum is 61.

The spelling of 64626066226627 in words is "sixty-four trillion, six hundred twenty-six billion, sixty-six million, two hundred twenty-six thousand, six hundred twenty-seven".