64999999484363 has 2 divisors, whose sum is σ = 64999999484364. Its totient is φ = 64999999484362.

The previous prime is 64999999484279. The next prime is 64999999484467. The reversal of 64999999484363 is 36348499999946.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64999999484363 - 2²⁸ = 64999731048907 is a prime.

It is a super-6 number, since 6×64999999484363⁶ (a number of 84 digits) contains 666666 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (64999999484263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32499999742181 + 32499999742182.

It is an arithmetic number, because the mean of its divisors is an integer number (32499999742182).

Almost surely, 2^{64999999484363} is an apocalyptic number.

64999999484363 is a deficient number, since it is larger than the sum of its proper divisors (1).

64999999484363 is an equidigital number, since it uses as much as digits as its factorization.

64999999484363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88159684608, while the sum is 92.

The spelling of 64999999484363 in words is "sixty-four trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, four hundred eighty-four thousand, three hundred sixty-three".