772628388912 has 80 divisors (see below), whose sum is σ = 2334452272000. Its totient is φ = 243987909696.

The previous prime is 772628388899. The next prime is 772628388979. The reversal of 772628388912 is 219883826277.

772628388912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 772628388912.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47057362 + ... + 47073777.

It is an arithmetic number, because the mean of its divisors is an integer number (29180653400).

Almost surely, 2^772628388912 is an apocalyptic number.

772628388912 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

772628388912 is an abundant number, since it is smaller than the sum of its proper divisors (1561823883088).

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

772628388912 is a wasteful number, since it uses less digits than its factorization.

772628388912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94131175 (or 94131163 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 63.

The spelling of 772628388912 in words is "seven hundred seventy-two billion, six hundred twenty-eight million, three hundred eighty-eight thousand, nine hundred twelve".