77200076432 has 20 divisors (see below), whose sum is σ = 149641902960. Its totient is φ = 38582811168.

The previous prime is 77200076419. The next prime is 77200076467. The reversal of 77200076432 is 23467000277.

It is a super-2 number, since 2×77200076432² (a number of 23 digits) contains 22 as substring.

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, 1039682 + ... + 1111457.

It is an arithmetic number, because the mean of its divisors is an integer number (7482095148).

Almost surely, 2^77200076432 is an apocalyptic number.

It is an amenable number.

77200076432 is a deficient number, since it is larger than the sum of its proper divisors (72441826528).

77200076432 is a wasteful number, since it uses less digits than its factorization.

77200076432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153390 (or 2153384 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 38.

The spelling of 77200076432 in words is "seventy-seven billion, two hundred million, seventy-six thousand, four hundred thirty-two".