772864285516 has 24 divisors (see below), whose sum is σ = 1399186066320. Its totient is φ = 373097508672.

The previous prime is 772864285499. The next prime is 772864285537. The reversal of 772864285516 is 615582468277.

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, 7461070 + ... + 7563946.

It is an arithmetic number, because the mean of its divisors is an integer number (58299419430).

Almost surely, 2^772864285516 is an apocalyptic number.

It is an amenable number.

772864285516 is a deficient number, since it is larger than the sum of its proper divisors (626321780804).

772864285516 is a wasteful number, since it uses less digits than its factorization.

772864285516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167673 (or 167671 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 61.

The spelling of 772864285516 in words is "seven hundred seventy-two billion, eight hundred sixty-four million, two hundred eighty-five thousand, five hundred sixteen".