28800085198 has 16 divisors (see below), whose sum is σ = 43308910080. Its totient is φ = 14363811000.

The previous prime is 28800085177. The next prime is 28800085199. The reversal of 28800085198 is 89158000882.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28800085199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2487523 + ... + 2499073.

It is an arithmetic number, because the mean of its divisors is an integer number (2706806880).

Almost surely, 2^28800085198 is an apocalyptic number.

28800085198 is a deficient number, since it is larger than the sum of its proper divisors (14508824882).

28800085198 is a wasteful number, since it uses less digits than its factorization.

28800085198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14583.

The product of its (nonzero) digits is 368640, while the sum is 49.

The spelling of 28800085198 in words is "twenty-eight billion, eight hundred million, eighty-five thousand, one hundred ninety-eight".