764135744 has 14 divisors (see below), whose sum is σ = 1516331994. Its totient is φ = 382067840.

The previous prime is 764135731. The next prime is 764135753. The reversal of 764135744 is 447531467.

It can be written as a sum of positive squares in only one way, i.e., 462766144 + 301369600 = 21512^2 + 17360^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5969747 + ... + 5969874.

Almost surely, 2^764135744 is an apocalyptic number.

It is an amenable number.

764135744 is a deficient number, since it is larger than the sum of its proper divisors (752196250).

764135744 is a wasteful number, since it uses less digits than its factorization.

764135744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11939633 (or 11939623 counting only the distinct ones).

The product of its digits is 282240, while the sum is 41.

The square root of 764135744 is about 27643.0053358892. The cubic root of 764135744 is about 914.2328840753.

The spelling of 764135744 in words is "seven hundred sixty-four million, one hundred thirty-five thousand, seven hundred forty-four".