22163166562 has 16 divisors (see below), whose sum is σ = 34087780152. Its totient is φ = 10803237120.

The previous prime is 22163166461. The next prime is 22163166563. The reversal of 22163166562 is 26566136122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21859326801 + 303839761 = 147849^2 + 17431^2 .

It is not an unprimeable number, because it can be changed into a prime (22163166563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 649239 + ... + 682522.

Almost surely, 2^22163166562 is an apocalyptic number.

22163166562 is a deficient number, since it is larger than the sum of its proper divisors (11924613590).

22163166562 is a wasteful number, since it uses less digits than its factorization.

22163166562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331973.

The product of its digits is 155520, while the sum is 40.

The spelling of 22163166562 in words is "twenty-two billion, one hundred sixty-three million, one hundred sixty-six thousand, five hundred sixty-two".