20204572448 has 24 divisors (see below), whose sum is σ = 39784899420. Its totient is φ = 10100471040.

The previous prime is 20204572441. The next prime is 20204572463. The reversal of 20204572448 is 84427540202.

It can be written as a sum of positive squares in 2 ways, for example, as 19525031824 + 679540624 = 139732^2 + 26068^2 .

It is not an unprimeable number, because it can be changed into a prime (20204572441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134018 + ... + 241598.

Almost surely, 2^20204572448 is an apocalyptic number.

It is an amenable number.

20204572448 is a deficient number, since it is larger than the sum of its proper divisors (19580326972).

20204572448 is a wasteful number, since it uses less digits than its factorization.

20204572448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113460 (or 113452 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 38.

The spelling of 20204572448 in words is "twenty billion, two hundred four million, five hundred seventy-two thousand, four hundred forty-eight".