22842736775988 has 12 divisors (see below), whose sum is σ = 53299719144000. Its totient is φ = 7614245591992.

The previous prime is 22842736775987. The next prime is 22842736776043. The reversal of 22842736775988 is 88957763724822.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×22842736775988² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (78) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22842736775987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951780698988 + ... + 951780699011.

It is an arithmetic number, because the mean of its divisors is an integer number (4441643262000).

Almost surely, 2^{22842736775988} is an apocalyptic number.

It is an amenable number.

22842736775988 is an abundant number, since it is smaller than the sum of its proper divisors (30456982368012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22842736775988 is a wasteful number, since it uses less digits than its factorization.

22842736775988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903561398006 (or 1903561398004 counting only the distinct ones).

The product of its digits is 4551966720, while the sum is 78.

The spelling of 22842736775988 in words is "twenty-two trillion, eight hundred forty-two billion, seven hundred thirty-six million, seven hundred seventy-five thousand, nine hundred eighty-eight".