21622177531163 has 16 divisors (see below), whose sum is σ = 23593670755200. Its totient is φ = 19651658537280.

The previous prime is 21622177531153. The next prime is 21622177531223. The reversal of 21622177531163 is 36113577122612.

It is not a de Polignac number, because 21622177531163 - 2¹⁰ = 21622177530139 is a prime.

It is a super-2 number, since 2×21622177531163² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21622177531153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1269420095 + ... + 1269437127.

It is an arithmetic number, because the mean of its divisors is an integer number (1474604422200).

Almost surely, 2^{21622177531163} is an apocalyptic number.

21622177531163 is a deficient number, since it is larger than the sum of its proper divisors (1971493224037).

21622177531163 is a wasteful number, since it uses less digits than its factorization.

21622177531163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38842.

The product of its digits is 635040, while the sum is 47.

The spelling of 21622177531163 in words is "twenty-one trillion, six hundred twenty-two billion, one hundred seventy-seven million, five hundred thirty-one thousand, one hundred sixty-three".