12622404177428 has 12 divisors (see below), whose sum is σ = 22602909806400. Its totient is φ = 6164429947032.

The previous prime is 12622404177389. The next prime is 12622404177431. The reversal of 12622404177428 is 82477140422621.

It is a super-3 number, since 3×12622404177428³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36693035228 + ... + 36693035571.

It is an arithmetic number, because the mean of its divisors is an integer number (1883575817200).

Almost surely, 2^{12622404177428} is an apocalyptic number.

It is an amenable number.

12622404177428 is a deficient number, since it is larger than the sum of its proper divisors (9980505628972).

12622404177428 is a wasteful number, since it uses less digits than its factorization.

12622404177428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73386070846 (or 73386070844 counting only the distinct ones).

The product of its (nonzero) digits is 2408448, while the sum is 50.

The spelling of 12622404177428 in words is "twelve trillion, six hundred twenty-two billion, four hundred four million, one hundred seventy-seven thousand, four hundred twenty-eight".