12626617776 has 40 divisors (see below), whose sum is σ = 32633816064. Its totient is φ = 4206930240.

The previous prime is 12626617771. The next prime is 12626617793. The reversal of 12626617776 is 67771662621.

It is a happy number.

12626617776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12626617776² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12626617771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46341 + ... + 165531.

Almost surely, 2^12626617776 is an apocalyptic number.

12626617776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12626617776 is an abundant number, since it is smaller than the sum of its proper divisors (20007198288).

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

12626617776 is a wasteful number, since it uses less digits than its factorization.

12626617776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121409 (or 121403 counting only the distinct ones).

The product of its digits is 1778112, while the sum is 51.

The spelling of 12626617776 in words is "twelve billion, six hundred twenty-six million, six hundred seventeen thousand, seven hundred seventy-six".