64536306356363 has 2 divisors, whose sum is σ = 64536306356364. Its totient is φ = 64536306356362.

The previous prime is 64536306356339. The next prime is 64536306356369. The reversal of 64536306356363 is 36365360363546.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64536306356363 - 2¹⁴ = 64536306339979 is a prime.

It is not a weakly prime, because it can be changed into another prime (64536306356369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32268153178181 + 32268153178182.

It is an arithmetic number, because the mean of its divisors is an integer number (32268153178182).

Almost surely, 2^{64536306356363} is an apocalyptic number.

64536306356363 is a deficient number, since it is larger than the sum of its proper divisors (1).

64536306356363 is an equidigital number, since it uses as much as digits as its factorization.

64536306356363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188956800, while the sum is 59.

The spelling of 64536306356363 in words is "sixty-four trillion, five hundred thirty-six billion, three hundred six million, three hundred fifty-six thousand, three hundred sixty-three".