12776442551000 has 64 divisors (see below), whose sum is σ = 29904193107360. Its totient is φ = 5109326160000.

The previous prime is 12776442550981. The next prime is 12776442551039. The reversal of 12776442551000 is 15524467721.

It is a happy number.

It is a congruent number.

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, 2529470 + ... + 5652530.

Almost surely, 2^{12776442551000} is an apocalyptic number.

12776442551000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12776442551000 is an abundant number, since it is smaller than the sum of its proper divisors (17127750556360).

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

12776442551000 is a wasteful number, since it uses less digits than its factorization.

12776442551000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127173 (or 3127159 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 12776442551000 in words is "twelve trillion, seven hundred seventy-six billion, four hundred forty-two million, five hundred fifty-one thousand".