772955408816 has 10 divisors (see below), whose sum is σ = 1497601104612. Its totient is φ = 386477704400.

The previous prime is 772955408809. The next prime is 772955408821. The reversal of 772955408816 is 618804559277.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24154856510 + ... + 24154856541.

Almost surely, 2^772955408816 is an apocalyptic number.

It is an amenable number.

772955408816 is a deficient number, since it is larger than the sum of its proper divisors (724645695796).

772955408816 is a wasteful number, since it uses less digits than its factorization.

772955408816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48309713059 (or 48309713053 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 62.

The spelling of 772955408816 in words is "seven hundred seventy-two billion, nine hundred fifty-five million, four hundred eight thousand, eight hundred sixteen".