772864285688 has 16 divisors (see below), whose sum is σ = 1580858766360. Its totient is φ = 351301948000.

The previous prime is 772864285681. The next prime is 772864285717. The reversal of 772864285688 is 886582468277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772864285681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4391274263 + ... + 4391274438.

Almost surely, 2^772864285688 is an apocalyptic number.

It is an amenable number.

772864285688 is an abundant number, since it is smaller than the sum of its proper divisors (807994480672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

772864285688 is a wasteful number, since it uses less digits than its factorization.

772864285688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8782548718 (or 8782548714 counting only the distinct ones).

The product of its digits is 578027520, while the sum is 71.

The spelling of 772864285688 in words is "seven hundred seventy-two billion, eight hundred sixty-four million, two hundred eighty-five thousand, six hundred eighty-eight".