77412645704 has 32 divisors (see below), whose sum is σ = 150172747200. Its totient is φ = 37366916160.

The previous prime is 77412645691. The next prime is 77412645727. The reversal of 77412645704 is 40754621477.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2450699 + ... + 2482085.

It is an arithmetic number, because the mean of its divisors is an integer number (4692898350).

Almost surely, 2^77412645704 is an apocalyptic number.

It is an amenable number.

77412645704 is a deficient number, since it is larger than the sum of its proper divisors (72760101496).

77412645704 is a wasteful number, since it uses less digits than its factorization.

77412645704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42053 (or 42049 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 47.

The spelling of 77412645704 in words is "seventy-seven billion, four hundred twelve million, six hundred forty-five thousand, seven hundred four".