22598808242 has 8 divisors (see below), whose sum is σ = 34030112796. Its totient is φ = 11255437312.

The previous prime is 22598808161. The next prime is 22598808247. The reversal of 22598808242 is 24280889522.

It is a Cunningham number, because it is equal to 150329²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 22598808241 + 1 = 150329^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22598808242² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22598808247) 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, 21982763 + ... + 21983790.

Almost surely, 2^22598808242 is an apocalyptic number.

22598808242 is a deficient number, since it is larger than the sum of its proper divisors (11431304554).

22598808242 is a wasteful number, since it uses less digits than its factorization.

22598808242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43966812.

The product of its (nonzero) digits is 1474560, while the sum is 50.

The spelling of 22598808242 in words is "twenty-two billion, five hundred ninety-eight million, eight hundred eight thousand, two hundred forty-two".