12622404177426 has 32 divisors (see below), whose sum is σ = 26735090154048. Its totient is φ = 3959185779200.

The previous prime is 12622404177389. The next prime is 12622404177431. The reversal of 12622404177426 is 62477140422621.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11734755 + ... + 12765158.

It is an arithmetic number, because the mean of its divisors is an integer number (835471567314).

Almost surely, 2^{12622404177426} is an apocalyptic number.

12622404177426 is an abundant number, since it is smaller than the sum of its proper divisors (14112685976622).

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

12622404177426 is a wasteful number, since it uses less digits than its factorization.

12622404177426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24504986.

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 12622404177426 in words is "twelve trillion, six hundred twenty-two billion, four hundred four million, one hundred seventy-seven thousand, four hundred twenty-six".