220044472832 has 30 divisors (see below), whose sum is σ = 439680380139. Its totient is φ = 110016929280.

The previous prime is 220044472829. The next prime is 220044472853. The reversal of 220044472832 is 238274440022.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 110022236416 + 110022236416 = 331696^2 + 331696^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=331696.

It is a super-2 number, since 2×220044472832² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10603907 + ... + 10624637.

Almost surely, 2^220044472832 is an apocalyptic number.

It is an amenable number.

220044472832 is a deficient number, since it is larger than the sum of its proper divisors (219635907307).

220044472832 is an frugal number, since it uses more digits than its factorization.

220044472832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41480 (or 20733 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 38.

The spelling of 220044472832 in words is "two hundred twenty billion, forty-four million, four hundred seventy-two thousand, eight hundred thirty-two".