244520355220 has 96 divisors (see below), whose sum is σ = 542664460800. Its totient is φ = 92293375104.

The previous prime is 244520355187. The next prime is 244520355263. The reversal of 244520355220 is 22553025442.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130968727 + ... + 130970593.

It is an arithmetic number, because the mean of its divisors is an integer number (5652754800).

Almost surely, 2^244520355220 is an apocalyptic number.

244520355220 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 244520355220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271332230400).

244520355220 is an abundant number, since it is smaller than the sum of its proper divisors (298144105580).

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

244520355220 is a wasteful number, since it uses less digits than its factorization.

244520355220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3077 (or 3075 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

The spelling of 244520355220 in words is "two hundred forty-four billion, five hundred twenty million, three hundred fifty-five thousand, two hundred twenty".