220544262160 has 40 divisors (see below), whose sum is σ = 514760653656. Its totient is φ = 87874437120.

The previous prime is 220544262109. The next prime is 220544262299. The reversal of 220544262160 is 61262445022.

It can be written as a sum of positive squares in 4 ways, for example, as 48525040656 + 172019221504 = 220284^2 + 414752^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5342871 + ... + 5383990.

Almost surely, 2^220544262160 is an apocalyptic number.

220544262160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220544262160 is an abundant number, since it is smaller than the sum of its proper divisors (294216391496).

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

220544262160 is a wasteful number, since it uses less digits than its factorization.

220544262160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10727131 (or 10727125 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 220544262160 in words is "two hundred twenty billion, five hundred forty-four million, two hundred sixty-two thousand, one hundred sixty".