12376694426 has 8 divisors (see below), whose sum is σ = 18569841780. Its totient is φ = 6186747168.

The previous prime is 12376694401. The next prime is 12376694431. The reversal of 12376694426 is 62449667321.

It can be written as a sum of positive squares in 2 ways, for example, as 12089222401 + 287472025 = 109951^2 + 16955^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 790331 + ... + 805838.

Almost surely, 2^12376694426 is an apocalyptic number.

12376694426 is a deficient number, since it is larger than the sum of its proper divisors (6193147354).

12376694426 is a wasteful number, since it uses less digits than its factorization.

12376694426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600048.

The product of its digits is 2612736, while the sum is 50.

The spelling of 12376694426 in words is "twelve billion, three hundred seventy-six million, six hundred ninety-four thousand, four hundred twenty-six".