22726520067072 has 176 divisors, whose sum is σ = 61317262056960. Its totient is φ = 7482650124288.

The previous prime is 22726520067067. The next prime is 22726520067089. The reversal of 22726520067072 is 27076002562722.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2401614213 + ... + 2401623675.

Almost surely, 2^{22726520067072} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22726520067072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30658631028480).

22726520067072 is an abundant number, since it is smaller than the sum of its proper divisors (38590741989888).

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

22726520067072 is an equidigital number, since it uses as much as digits as its factorization.

22726520067072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18988 (or 18970 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 48.

The spelling of 22726520067072 in words is "twenty-two trillion, seven hundred twenty-six billion, five hundred twenty million, sixty-seven thousand, seventy-two".