22746155164722 has 64 divisors (see below), whose sum is σ = 55192646229120. Its totient is φ = 6886467806400.

The previous prime is 22746155164693. The next prime is 22746155164739.

22746155164722 is a `hidden beast` number, since 2 + 2 + 7 + 4 + 6 + 1 + 551 + 64 + 7 + 22 = 666.

22746155164722 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16868229 + ... + 18166712.

It is an arithmetic number, because the mean of its divisors is an integer number (862385097330).

Almost surely, 2^{22746155164722} is an apocalyptic number.

22746155164722 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22746155164722 is an abundant number, since it is smaller than the sum of its proper divisors (32446491064398).

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

22746155164722 is a wasteful number, since it uses less digits than its factorization.

22746155164722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35036056 (or 35036050 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 54.

The spelling of 22746155164722 in words is "twenty-two trillion, seven hundred forty-six billion, one hundred fifty-five million, one hundred sixty-four thousand, seven hundred twenty-two".