22146557111427 has 32 divisors (see below), whose sum is σ = 34722527583744. Its totient is φ = 12292122643200.

The previous prime is 22146557111407. The next prime is 22146557111467. The reversal of 22146557111427 is 72411175564122.

It is not a de Polignac number, because 22146557111427 - 2⁷ = 22146557111299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22146557111407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56460724 + ... + 56851617.

It is an arithmetic number, because the mean of its divisors is an integer number (1085078986992).

Almost surely, 2^{22146557111427} is an apocalyptic number.

22146557111427 is a deficient number, since it is larger than the sum of its proper divisors (12575970472317).

22146557111427 is a wasteful number, since it uses less digits than its factorization.

22146557111427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113312619.

The product of its digits is 940800, while the sum is 48.

The spelling of 22146557111427 in words is "twenty-two trillion, one hundred forty-six billion, five hundred fifty-seven million, one hundred eleven thousand, four hundred twenty-seven".