220253718860 has 96 divisors (see below), whose sum is σ = 534285652992. Its totient is φ = 74706105600.

The previous prime is 220253718859. The next prime is 220253718929. The reversal of 220253718860 is 68817352022.

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, 15148154 + ... + 15162686.

It is an arithmetic number, because the mean of its divisors is an integer number (5565475552).

Almost surely, 2^220253718860 is an apocalyptic number.

220253718860 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 220253718860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267142826496).

220253718860 is an abundant number, since it is smaller than the sum of its proper divisors (314031934132).

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

220253718860 is a wasteful number, since it uses less digits than its factorization.

220253718860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15703 (or 15701 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 220253718860 in words is "two hundred twenty billion, two hundred fifty-three million, seven hundred eighteen thousand, eight hundred sixty".