28572830224 has 10 divisors (see below), whose sum is σ = 55359858590. Its totient is φ = 14286415104.

The previous prime is 28572830219. The next prime is 28572830243. The reversal of 28572830224 is 42203827582.

It can be written as a sum of positive squares in only one way, i.e., 27975907600 + 596922624 = 167260^2 + 24432^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 892900929 + ... + 892900960.

It is an arithmetic number, because the mean of its divisors is an integer number (5535985859).

Almost surely, 2^28572830224 is an apocalyptic number.

It is an amenable number.

28572830224 is a deficient number, since it is larger than the sum of its proper divisors (26787028366).

28572830224 is a wasteful number, since it uses less digits than its factorization.

28572830224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785801897 (or 1785801891 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 43.

The spelling of 28572830224 in words is "twenty-eight billion, five hundred seventy-two million, eight hundred thirty thousand, two hundred twenty-four".