28300358906 has 24 divisors (see below), whose sum is σ = 44834275584. Its totient is φ = 13395886920.

The previous prime is 28300358899. The next prime is 28300358921. The reversal of 28300358906 is 60985300382.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

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, 1057511 + ... + 1083941.

It is an arithmetic number, because the mean of its divisors is an integer number (1868094816).

Almost surely, 2^28300358906 is an apocalyptic number.

28300358906 is a deficient number, since it is larger than the sum of its proper divisors (16533916678).

28300358906 is a wasteful number, since it uses less digits than its factorization.

28300358906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27954 (or 27935 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 28300358906 in words is "twenty-eight billion, three hundred million, three hundred fifty-eight thousand, nine hundred six".