89016838166 has 32 divisors (see below), whose sum is σ = 143850245760. Its totient is φ = 41162535936.

The previous prime is 89016838159. The next prime is 89016838237. The reversal of 89016838166 is 66183861098.

It is a happy number.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 600995 + ... + 734321.

It is an arithmetic number, because the mean of its divisors is an integer number (4495320180).

Almost surely, 2^89016838166 is an apocalyptic number.

89016838166 is a deficient number, since it is larger than the sum of its proper divisors (54833407594).

89016838166 is a wasteful number, since it uses less digits than its factorization.

89016838166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133688.

The product of its (nonzero) digits is 2985984, while the sum is 56.

The spelling of 89016838166 in words is "eighty-nine billion, sixteen million, eight hundred thirty-eight thousand, one hundred sixty-six".