22799117498 has 4 divisors (see below), whose sum is σ = 34198676250. Its totient is φ = 11399558748.

The previous prime is 22799117491. The next prime is 22799117519. The reversal of 22799117498 is 89471199722.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89471199722 = 2 ⋅44735599861.

It can be written as a sum of positive squares in only one way, i.e., 22313488129 + 485629369 = 149377^2 + 22037^2 .

It is not an unprimeable number, because it can be changed into a prime (22799117491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5699779373 + ... + 5699779376.

Almost surely, 2^22799117498 is an apocalyptic number.

22799117498 is a deficient number, since it is larger than the sum of its proper divisors (11399558752).

22799117498 is a wasteful number, since it uses less digits than its factorization.

22799117498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11399558751.

The product of its digits is 4572288, while the sum is 59.

The spelling of 22799117498 in words is "twenty-two billion, seven hundred ninety-nine million, one hundred seventeen thousand, four hundred ninety-eight".