89358749718 has 64 divisors (see below), whose sum is σ = 208842762240. Its totient is φ = 24958092672.

The previous prime is 89358749699. The next prime is 89358749773. The reversal of 89358749718 is 81794785398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1657288 + ... + 1710356.

It is an arithmetic number, because the mean of its divisors is an integer number (3263168160).

Almost surely, 2^89358749718 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89358749718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104421381120).

89358749718 is an abundant number, since it is smaller than the sum of its proper divisors (119484012522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89358749718 is a wasteful number, since it uses less digits than its factorization.

89358749718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53981.

The product of its digits is 121927680, while the sum is 69.

The spelling of 89358749718 in words is "eighty-nine billion, three hundred fifty-eight million, seven hundred forty-nine thousand, seven hundred eighteen".