22844246022840 has 256 divisors, whose sum is σ = 77605401507840. Its totient is φ = 5331313152000.

The previous prime is 22844246022839. The next prime is 22844246022859. The reversal of 22844246022840 is 4822064244822.

It is a self number, because there is not a number n which added to its sum of digits gives 22844246022840.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 766260 + ... + 6802620.

It is an arithmetic number, because the mean of its divisors is an integer number (303146099640).

Almost surely, 2^{22844246022840} is an apocalyptic number.

22844246022840 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 22844246022840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38802700753920).

22844246022840 is an abundant number, since it is smaller than the sum of its proper divisors (54761155485000).

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

22844246022840 is a wasteful number, since it uses less digits than its factorization.

22844246022840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6036494 (or 6036490 counting only the distinct ones).

The product of its (nonzero) digits is 3145728, while the sum is 48.

The spelling of 22844246022840 in words is "twenty-two trillion, eight hundred forty-four billion, two hundred forty-six million, twenty-two thousand, eight hundred forty".