772574789412 has 36 divisors (see below), whose sum is σ = 1952929298320. Its totient is φ = 257520721392.

The previous prime is 772574789387. The next prime is 772574789417. The reversal of 772574789412 is 214987475277.

772574789412 is a `hidden beast` number, since 7 + 72 + 5 + 7 + 478 + 94 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×772574789412² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 772574789412.

It is not an unprimeable number, because it can be changed into a prime (772574789417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2707383 + ... + 2979105.

Almost surely, 2^772574789412 is an apocalyptic number.

It is an amenable number.

772574789412 is an abundant number, since it is smaller than the sum of its proper divisors (1180354508908).

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

772574789412 is a wasteful number, since it uses less digits than its factorization.

772574789412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350712 (or 350707 counting only the distinct ones).

The product of its digits is 55319040, while the sum is 63.

The spelling of 772574789412 in words is "seven hundred seventy-two billion, five hundred seventy-four million, seven hundred eighty-nine thousand, four hundred twelve".