764158729492 has 12 divisors (see below), whose sum is σ = 1368377260096. Its totient is φ = 373193798040.

The previous prime is 764158729489. The next prime is 764158729511. The reversal of 764158729492 is 294927851467.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2221391484 + ... + 2221391827.

Almost surely, 2^764158729492 is an apocalyptic number.

It is an amenable number.

764158729492 is a deficient number, since it is larger than the sum of its proper divisors (604218530604).

764158729492 is a wasteful number, since it uses less digits than its factorization.

764158729492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4442783358 (or 4442783356 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 64.

The spelling of 764158729492 in words is "seven hundred sixty-four billion, one hundred fifty-eight million, seven hundred twenty-nine thousand, four hundred ninety-two".