22861637044560 has 240 divisors, whose sum is σ = 77039422911360. Its totient is φ = 6075606850560.

The previous prime is 22861637044541. The next prime is 22861637044579. The reversal of 22861637044560 is 6544073616822.

22861637044560 is a `hidden beast` number, since 2 + 2 + 8 + 6 + 1 + 6 + 3 + 70 + 4 + 4 + 560 = 666.

It is an interprime number because it is at equal distance from previous prime (22861637044541) and next prime (22861637044579).

It is a tau number, because it is divible by the number of its divisors (240).

It is a junction number, because it is equal to n+sod(n) for n = 22861637044497 and 22861637044506.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1851588307 + ... + 1851600653.

It is an arithmetic number, because the mean of its divisors is an integer number (320997595464).

Almost surely, 2^{22861637044560} is an apocalyptic number.

22861637044560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22861637044560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38519711455680).

22861637044560 is an abundant number, since it is smaller than the sum of its proper divisors (54177785866800).

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

22861637044560 is a wasteful number, since it uses less digits than its factorization.

22861637044560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20946 (or 20937 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 22861637044560 in words is "twenty-two trillion, eight hundred sixty-one billion, six hundred thirty-seven million, forty-four thousand, five hundred sixty".