22536763898 has 48 divisors (see below), whose sum is σ = 39219038784. Its totient is φ = 9630627840.

The previous prime is 22536763897. The next prime is 22536764057. The reversal of 22536763898 is 89836763522.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22536763897) 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 23 ways as a sum of consecutive naturals, for example, 8690090 + ... + 8692682.

It is an arithmetic number, because the mean of its divisors is an integer number (817063308).

Almost surely, 2^22536763898 is an apocalyptic number.

22536763898 is a deficient number, since it is larger than the sum of its proper divisors (16682274886).

22536763898 is a wasteful number, since it uses less digits than its factorization.

22536763898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4007 (or 3990 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 59.

The spelling of 22536763898 in words is "twenty-two billion, five hundred thirty-six million, seven hundred sixty-three thousand, eight hundred ninety-eight".