22666161644626 has 8 divisors (see below), whose sum is σ = 34335868630284. Its totient is φ = 11220872101200.

The previous prime is 22666161644611. The next prime is 22666161644641. The reversal of 22666161644626 is 62644616166622.

It is an interprime number because it is at equal distance from previous prime (22666161644611) and next prime (22666161644641).

It can be written as a sum of positive squares in 2 ways, for example, as 22655705559601 + 10456085025 = 4759801^2 + 102255^2 .

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

It is a super-2 number, since 2×22666161644626² (a number of 28 digits) contains 22 as substring.

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, 56104360305 + ... + 56104360708.

Almost surely, 2^{22666161644626} is an apocalyptic number.

22666161644626 is a deficient number, since it is larger than the sum of its proper divisors (11669706985658).

22666161644626 is a wasteful number, since it uses less digits than its factorization.

22666161644626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112208721116.

The product of its digits is 35831808, while the sum is 58.

The spelling of 22666161644626 in words is "twenty-two trillion, six hundred sixty-six billion, one hundred sixty-one million, six hundred forty-four thousand, six hundred twenty-six".