12617050269156 has 48 divisors (see below), whose sum is σ = 30989576540160. Its totient is φ = 3984289201440.

The previous prime is 12617050269127. The next prime is 12617050269179. The reversal of 12617050269156 is 65196205071621.

It is a junction number, because it is equal to n+sod(n) for n = 12617050269099 and 12617050269108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26455845 + ... + 26928531.

It is an arithmetic number, because the mean of its divisors is an integer number (645616177920).

Almost surely, 2^{12617050269156} is an apocalyptic number.

It is an amenable number.

12617050269156 is an abundant number, since it is smaller than the sum of its proper divisors (18372526271004).

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

12617050269156 is a wasteful number, since it uses less digits than its factorization.

12617050269156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589784 (or 589782 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 51.

The spelling of 12617050269156 in words is "twelve trillion, six hundred seventeen billion, fifty million, two hundred sixty-nine thousand, one hundred fifty-six".