20502230596 has 9 divisors (see below), whose sum is σ = 35879404701. Its totient is φ = 10250972112.

The previous prime is 20502230591. The next prime is 20502230599. The reversal of 20502230596 is 69503220502.

It is a happy number.

The square root of 20502230596 is 143186.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8650860100 + 11851370496 = 93010^2 + 108864^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20502230591) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 250576 + ... + 322168.

Almost surely, 2^20502230596 is an apocalyptic number.

20502230596 is the 143186-th square number.

It is an amenable number.

20502230596 is a deficient number, since it is larger than the sum of its proper divisors (15377174105).

20502230596 is an frugal number, since it uses more digits than its factorization.

20502230596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143190 (or 71595 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

Multiplying 20502230596 by its product of nonzero digits (32400), we get a square (664272271310400 = 25773480²).

The spelling of 20502230596 in words is "twenty billion, five hundred two million, two hundred thirty thousand, five hundred ninety-six".