22036794459 has 16 divisors (see below), whose sum is σ = 31229079552. Its totient is φ = 13774425728.

The previous prime is 22036794457. The next prime is 22036794487. The reversal of 22036794459 is 95449763022.

It is a cyclic number.

It is not a de Polignac number, because 22036794459 - 2¹ = 22036794457 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (22036794457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 808059 + ... + 834884.

It is an arithmetic number, because the mean of its divisors is an integer number (1951817472).

Almost surely, 2^22036794459 is an apocalyptic number.

22036794459 is a deficient number, since it is larger than the sum of its proper divisors (9192285093).

22036794459 is a wasteful number, since it uses less digits than its factorization.

22036794459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643226.

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 22036794459 in words is "twenty-two billion, thirty-six million, seven hundred ninety-four thousand, four hundred fifty-nine".