22104193465 has 4 divisors (see below), whose sum is σ = 26525032164. Its totient is φ = 17683354768.

The previous prime is 22104193459. The next prime is 22104193513. The reversal of 22104193465 is 56439140122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7755268096 + 14348925369 = 88064^2 + 119787^2 .

It is a cyclic number.

It is not a de Polignac number, because 22104193465 - 2²⁷ = 21969975737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2210419342 + ... + 2210419351.

It is an arithmetic number, because the mean of its divisors is an integer number (6631258041).

Almost surely, 2^22104193465 is an apocalyptic number.

It is an amenable number.

22104193465 is a deficient number, since it is larger than the sum of its proper divisors (4420838699).

22104193465 is an equidigital number, since it uses as much as digits as its factorization.

22104193465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4420838698.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 22104193465 in words is "twenty-two billion, one hundred four million, one hundred ninety-three thousand, four hundred sixty-five".