12277227816264 has 64 divisors (see below), whose sum is σ = 31409956362240. Its totient is φ = 3997179045440.

The previous prime is 12277227816221. The next prime is 12277227816289. The reversal of 12277227816264 is 46261872277221.

It is a super-2 number, since 2×12277227816264² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10529724 + ... + 11637419.

It is an arithmetic number, because the mean of its divisors is an integer number (490780568160).

Almost surely, 2^{12277227816264} is an apocalyptic number.

It is an amenable number.

12277227816264 is an abundant number, since it is smaller than the sum of its proper divisors (19132728545976).

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

12277227816264 is a wasteful number, since it uses less digits than its factorization.

12277227816264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22167690 (or 22167686 counting only the distinct ones).

The product of its digits is 12644352, while the sum is 57.

The spelling of 12277227816264 in words is "twelve trillion, two hundred seventy-seven billion, two hundred twenty-seven million, eight hundred sixteen thousand, two hundred sixty-four".