89789898028 has 12 divisors (see below), whose sum is σ = 157144938832. Its totient is φ = 44891344080.

The previous prime is 89789897999. The next prime is 89789898043. The reversal of 89789898028 is 82089898798.

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, 844800 + ... + 945127.

Almost surely, 2^89789898028 is an apocalyptic number.

It is an amenable number.

89789898028 is a deficient number, since it is larger than the sum of its proper divisors (67355040804).

89789898028 is a wasteful number, since it uses less digits than its factorization.

89789898028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802472 (or 1802470 counting only the distinct ones).

The product of its (nonzero) digits is 334430208, while the sum is 76.

The spelling of 89789898028 in words is "eighty-nine billion, seven hundred eighty-nine million, eight hundred ninety-eight thousand, twenty-eight".