764388575963 has 2 divisors, whose sum is σ = 764388575964. Its totient is φ = 764388575962.

The previous prime is 764388575957. The next prime is 764388576037. The reversal of 764388575963 is 369575883467.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-764388575963 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (764388575903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382194287981 + 382194287982.

It is an arithmetic number, because the mean of its divisors is an integer number (382194287982).

Almost surely, 2^764388575963 is an apocalyptic number.

764388575963 is a deficient number, since it is larger than the sum of its proper divisors (1).

764388575963 is an equidigital number, since it uses as much as digits as its factorization.

764388575963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 914457600, while the sum is 71.

The spelling of 764388575963 in words is "seven hundred sixty-four billion, three hundred eighty-eight million, five hundred seventy-five thousand, nine hundred sixty-three".