77065672340056 has 16 divisors (see below), whose sum is σ = 144603378291600. Its totient is φ = 38504771462304.

The previous prime is 77065672340023. The next prime is 77065672340147. The reversal of 77065672340056 is 65004327656077.

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, 3508076796 + ... + 3508098763.

It is an arithmetic number, because the mean of its divisors is an integer number (9037711143225).

Almost surely, 2^{77065672340056} is an apocalyptic number.

It is an amenable number.

77065672340056 is a deficient number, since it is larger than the sum of its proper divisors (67537705951544).

77065672340056 is a wasteful number, since it uses less digits than its factorization.

77065672340056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7016176938 (or 7016176934 counting only the distinct ones).

The product of its (nonzero) digits is 44452800, while the sum is 58.

The spelling of 77065672340056 in words is "seventy-seven trillion, sixty-five billion, six hundred seventy-two million, three hundred forty thousand, fifty-six".