22189796553600 has 2688 divisors, whose sum is σ = 95627963793600. Its totient is φ = 5039863234560.

The previous prime is 22189796553559. The next prime is 22189796553611. The reversal of 22189796553600 is 635569798122.

22189796553600 is a `hidden beast` number, since 2 + 2 + 1 + 8 + 9 + 7 + 96 + 5 + 536 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 335 ways as a sum of consecutive naturals, for example, 20227708252 + ... + 20227709348.

Almost surely, 2^{22189796553600} is an apocalyptic number.

22189796553600 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 22189796553600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47813981896800).

22189796553600 is an abundant number, since it is smaller than the sum of its proper divisors (73438167240000).

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

22189796553600 is a wasteful number, since it uses less digits than its factorization.

22189796553600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204 (or 1172 counting only the distinct ones).

The product of its (nonzero) digits is 48988800, while the sum is 63.

The spelling of 22189796553600 in words is "twenty-two trillion, one hundred eighty-nine billion, seven hundred ninety-six million, five hundred fifty-three thousand, six hundred".