22161361724386 has 16 divisors (see below), whose sum is σ = 33307825248000. Its totient is φ = 11058756136848.

The previous prime is 22161361724377. The next prime is 22161361724387. The reversal of 22161361724386 is 68342716316122.

It is a super-2 number, since 2×22161361724386² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22161361724387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15146575 + ... + 16545133.

It is an arithmetic number, because the mean of its divisors is an integer number (2081739078000).

Almost surely, 2^{22161361724386} is an apocalyptic number.

22161361724386 is a deficient number, since it is larger than the sum of its proper divisors (11146463523614).

22161361724386 is a wasteful number, since it uses less digits than its factorization.

22161361724386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414233.

The product of its digits is 3483648, while the sum is 52.

The spelling of 22161361724386 in words is "twenty-two trillion, one hundred sixty-one billion, three hundred sixty-one million, seven hundred twenty-four thousand, three hundred eighty-six".