766760564 has 12 divisors (see below), whose sum is σ = 1345021188. Its totient is φ = 382468800.

The previous prime is 766760513. The next prime is 766760569. The reversal of 766760564 is 465067667.

It can be written as a sum of positive squares in 2 ways, for example, as 10510564 + 756250000 = 3242^2 + 27500^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766760569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225977 + ... + 229344.

It is an arithmetic number, because the mean of its divisors is an integer number (112085099).

Almost surely, 2^766760564 is an apocalyptic number.

It is an amenable number.

766760564 is a deficient number, since it is larger than the sum of its proper divisors (578260624).

766760564 is a wasteful number, since it uses less digits than its factorization.

766760564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455746 (or 455744 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 47.

The square root of 766760564 is about 27690.4417443998. The cubic root of 766760564 is about 915.2784898864.

The spelling of 766760564 in words is "seven hundred sixty-six million, seven hundred sixty thousand, five hundred sixty-four".