662772207812 has 48 divisors (see below), whose sum is σ = 1368625591872. Its totient is φ = 276861137280.

The previous prime is 662772207737. The next prime is 662772207817. The reversal of 662772207812 is 218702277266.

It is a super-4 number, since 4×662772207812⁴ (a number of 48 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (662772207817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2422343 + ... + 2682030.

It is an arithmetic number, because the mean of its divisors is an integer number (28513033164).

Almost surely, 2^662772207812 is an apocalyptic number.

It is an amenable number.

662772207812 is an abundant number, since it is smaller than the sum of its proper divisors (705853384060).

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

662772207812 is a wasteful number, since it uses less digits than its factorization.

662772207812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5104628 (or 5104626 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 50.

The spelling of 662772207812 in words is "six hundred sixty-two billion, seven hundred seventy-two million, two hundred seven thousand, eight hundred twelve".