12617862653044 has 24 divisors (see below), whose sum is σ = 24109359488928. Its totient is φ = 5730460542240.

The previous prime is 12617862653029. The next prime is 12617862653059. The reversal of 12617862653044 is 44035626871621.

It is an interprime number because it is at equal distance from previous prime (12617862653029) and next prime (12617862653059).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 123237567 + ... + 123339910.

It is an arithmetic number, because the mean of its divisors is an integer number (1004556645372).

Almost surely, 2^{12617862653044} is an apocalyptic number.

It is an amenable number.

12617862653044 is a deficient number, since it is larger than the sum of its proper divisors (11491496835884).

12617862653044 is a wasteful number, since it uses less digits than its factorization.

12617862653044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246578655 (or 246578653 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 12617862653044 in words is "twelve trillion, six hundred seventeen billion, eight hundred sixty-two million, six hundred fifty-three thousand, forty-four".