22722022377600 has 1536 divisors, whose sum is σ = 94375834560000. Its totient is φ = 4774507315200.

The previous prime is 22722022377581. The next prime is 22722022377601. The reversal of 22722022377600 is 677322022722.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (22722022377601) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 12028597456 + ... + 12028599344.

It is an arithmetic number, because the mean of its divisors is an integer number (61442600625).

Almost surely, 2^{22722022377600} is an apocalyptic number.

22722022377600 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 22722022377600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47187917280000).

22722022377600 is an abundant number, since it is smaller than the sum of its proper divisors (71653812182400).

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

22722022377600 is a wasteful number, since it uses less digits than its factorization.

22722022377600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231 (or 2200 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 42.

The spelling of 22722022377600 in words is "twenty-two trillion, seven hundred twenty-two billion, twenty-two million, three hundred seventy-seven thousand, six hundred".