28296854572 has 36 divisors (see below), whose sum is σ = 57615590424. Its totient is φ = 12124848960.

The previous prime is 28296854567. The next prime is 28296854627. The reversal of 28296854572 is 27545869282.

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, 1300648 + ... + 1322224.

Almost surely, 2^28296854572 is an apocalyptic number.

It is an amenable number.

28296854572 is an abundant number, since it is smaller than the sum of its proper divisors (29318735852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28296854572 is a wasteful number, since it uses less digits than its factorization.

28296854572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28286 (or 28277 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 58.

The spelling of 28296854572 in words is "twenty-eight billion, two hundred ninety-six million, eight hundred fifty-four thousand, five hundred seventy-two".