76643363807732 has 48 divisors (see below), whose sum is σ = 138510098786304. Its totient is φ = 37091230176000.

The previous prime is 76643363807729. The next prime is 76643363807743. The reversal of 76643363807732 is 23770836334667.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4780013 + ... + 13271595.

It is an arithmetic number, because the mean of its divisors is an integer number (2885627058048).

Almost surely, 2^{76643363807732} is an apocalyptic number.

It is an amenable number.

76643363807732 is a deficient number, since it is larger than the sum of its proper divisors (61866734978572).

76643363807732 is a wasteful number, since it uses less digits than its factorization.

76643363807732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8492240 (or 8492238 counting only the distinct ones).

The product of its (nonzero) digits is 384072192, while the sum is 65.

The spelling of 76643363807732 in words is "seventy-six trillion, six hundred forty-three billion, three hundred sixty-three million, eight hundred seven thousand, seven hundred thirty-two".