764563713 has 32 divisors (see below), whose sum is σ = 1065415680. Its totient is φ = 487394880.

The previous prime is 764563697. The next prime is 764563721. The reversal of 764563713 is 317365467.

It is a happy number.

It is not a de Polignac number, because 764563713 - 2⁴ = 764563697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (764563753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1042695 + ... + 1043427.

It is an arithmetic number, because the mean of its divisors is an integer number (33294240).

Almost surely, 2^764563713 is an apocalyptic number.

It is an amenable number.

764563713 is a deficient number, since it is larger than the sum of its proper divisors (300851967).

764563713 is a wasteful number, since it uses less digits than its factorization.

764563713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949.

The product of its digits is 317520, while the sum is 42.

The square root of 764563713 is about 27650.7452521627. The cubic root of 764563713 is about 914.4035301567.

The spelling of 764563713 in words is "seven hundred sixty-four million, five hundred sixty-three thousand, seven hundred thirteen".