28562523050 has 24 divisors (see below), whose sum is σ = 53183565900. Its totient is φ = 11412692480.

The previous prime is 28562523019. The next prime is 28562523109. The reversal of 28562523050 is 5032526582.

It can be written as a sum of positive squares in 6 ways, for example, as 2335692241 + 26226830809 = 48329^2 + 161947^2 .

It is a junction number, because it is equal to n+sod(n) for n = 28562522995 and 28562523013.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 261005 + ... + 353904.

Almost surely, 2^28562523050 is an apocalyptic number.

28562523050 is a deficient number, since it is larger than the sum of its proper divisors (24621042850).

28562523050 is a wasteful number, since it uses less digits than its factorization.

28562523050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615850 (or 615845 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 28562523050 in words is "twenty-eight billion, five hundred sixty-two million, five hundred twenty-three thousand, fifty".