12426000564123 has 6 divisors (see below), whose sum is σ = 17948667481524. Its totient is φ = 8284000376076.

The previous prime is 12426000564121. The next prime is 12426000564143. The reversal of 12426000564123 is 32146500062421.

12426000564123 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 6 + 0 + 0 + 0 + 5 + 641 + 2 + 3 = 666.

It is not a de Polignac number, because 12426000564123 - 2¹ = 12426000564121 is a prime.

It is a super-2 number, since 2×12426000564123² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12426000564121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 690333364665 + ... + 690333364682.

It is an arithmetic number, because the mean of its divisors is an integer number (2991444580254).

Almost surely, 2^{12426000564123} is an apocalyptic number.

12426000564123 is a deficient number, since it is larger than the sum of its proper divisors (5522666917401).

12426000564123 is a wasteful number, since it uses less digits than its factorization.

12426000564123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380666729353 (or 1380666729350 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 12426000564123 in words is "twelve trillion, four hundred twenty-six billion, five hundred sixty-four thousand, one hundred twenty-three".