22094982145 has 4 divisors (see below), whose sum is σ = 26513978580. Its totient is φ = 17675985712.

The previous prime is 22094982113. The next prime is 22094982167. The reversal of 22094982145 is 54128949022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54128949022 = 2 ⋅27064474511.

It can be written as a sum of positive squares in 2 ways, for example, as 12849582736 + 9245399409 = 113356^2 + 96153^2 .

It is a cyclic number.

It is not a de Polignac number, because 22094982145 - 2⁵ = 22094982113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22094982095 and 22094982104.

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, 2209498210 + ... + 2209498219.

It is an arithmetic number, because the mean of its divisors is an integer number (6628494645).

Almost surely, 2^22094982145 is an apocalyptic number.

It is an amenable number.

22094982145 is a deficient number, since it is larger than the sum of its proper divisors (4418996435).

22094982145 is an equidigital number, since it uses as much as digits as its factorization.

22094982145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4418996434.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 22094982145 in words is "twenty-two billion, ninety-four million, nine hundred eighty-two thousand, one hundred forty-five".