22488794999 has 4 divisors (see below), whose sum is σ = 24533230920. Its totient is φ = 20444359080.

The previous prime is 22488794987. The next prime is 22488795013. The reversal of 22488794999 is 99949788422.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22488794999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22488794099) 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 3 ways as a sum of consecutive naturals, for example, 1022217944 + ... + 1022217965.

It is an arithmetic number, because the mean of its divisors is an integer number (6133307730).

Almost surely, 2^22488794999 is an apocalyptic number.

22488794999 is a deficient number, since it is larger than the sum of its proper divisors (2044435921).

22488794999 is a wasteful number, since it uses less digits than its factorization.

22488794999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044435920.

The product of its digits is 188116992, while the sum is 71.

The spelling of 22488794999 in words is "twenty-two billion, four hundred eighty-eight million, seven hundred ninety-four thousand, nine hundred ninety-nine".