89117358085 has 16 divisors (see below), whose sum is σ = 122222935296. Its totient is φ = 61106623488.

The previous prime is 89117358079. The next prime is 89117358091. The reversal of 89117358085 is 58085371198.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (89117358079) and next prime (89117358091).

It is a cyclic number.

It is not a de Polignac number, because 89117358085 - 2⁵ = 89117358053 is a prime.

It is a super-2 number, since 2×89117358085² (a number of 23 digits) contains 22 as substring.

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, 1739557 + ... + 1790053.

It is an arithmetic number, because the mean of its divisors is an integer number (7638933456).

Almost surely, 2^89117358085 is an apocalyptic number.

It is an amenable number.

89117358085 is a deficient number, since it is larger than the sum of its proper divisors (33105577211).

89117358085 is a wasteful number, since it uses less digits than its factorization.

89117358085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100932.

The product of its (nonzero) digits is 2419200, while the sum is 55.

The spelling of 89117358085 in words is "eighty-nine billion, one hundred seventeen million, three hundred fifty-eight thousand, eighty-five".