22845238099 has 4 divisors (see below), whose sum is σ = 23633004960. Its totient is φ = 22057471240.

The previous prime is 22845238063. The next prime is 22845238123. The reversal of 22845238099 is 99083254822.

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

It is a cyclic number.

It is not a de Polignac number, because 22845238099 - 2⁹ = 22845237587 is a prime.

It is a super-2 number, since 2×22845238099² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22845238019) 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 3 ways as a sum of consecutive naturals, for example, 393883387 + ... + 393883444.

It is an arithmetic number, because the mean of its divisors is an integer number (5908251240).

Almost surely, 2^22845238099 is an apocalyptic number.

22845238099 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

22845238099 is a deficient number, since it is larger than the sum of its proper divisors (787766861).

22845238099 is an equidigital number, since it uses as much as digits as its factorization.

22845238099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787766860.

The product of its (nonzero) digits is 2488320, while the sum is 52.

The spelling of 22845238099 in words is "twenty-two billion, eight hundred forty-five million, two hundred thirty-eight thousand, ninety-nine".