12426534122 has 16 divisors (see below), whose sum is σ = 18703923840. Its totient is φ = 6191917728.

The previous prime is 12426534083. The next prime is 12426534167. The reversal of 12426534122 is 22143562421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1183118 + ... + 1193574.

It is an arithmetic number, because the mean of its divisors is an integer number (1168995240).

Almost surely, 2^12426534122 is an apocalyptic number.

12426534122 is a deficient number, since it is larger than the sum of its proper divisors (6277389718).

12426534122 is a wasteful number, since it uses less digits than its factorization.

12426534122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12445.

The product of its digits is 23040, while the sum is 32.

The spelling of 12426534122 in words is "twelve billion, four hundred twenty-six million, five hundred thirty-four thousand, one hundred twenty-two".