28603158572 has 12 divisors (see below), whose sum is σ = 50101331616. Its totient is φ = 14288492400.

The previous prime is 28603158569. The next prime is 28603158611. The reversal of 28603158572 is 27585130682.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3266804 + ... + 3275547.

It is an arithmetic number, because the mean of its divisors is an integer number (4175110968).

Almost surely, 2^28603158572 is an apocalyptic number.

It is an amenable number.

28603158572 is a deficient number, since it is larger than the sum of its proper divisors (21498173044).

28603158572 is a wasteful number, since it uses less digits than its factorization.

28603158572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6543448 (or 6543446 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 28603158572 in words is "twenty-eight billion, six hundred three million, one hundred fifty-eight thousand, five hundred seventy-two".