89159439231 has 8 divisors (see below), whose sum is σ = 132088058160. Its totient is φ = 59439626136.

The previous prime is 89159439223. The next prime is 89159439329. The reversal of 89159439231 is 13293495198.

It is not a de Polignac number, because 89159439231 - 2³ = 89159439223 is a prime.

It is a super-2 number, since 2×89159439231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89159439431) 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, 1651100700 + ... + 1651100753.

It is an arithmetic number, because the mean of its divisors is an integer number (16511007270).

Almost surely, 2^89159439231 is an apocalyptic number.

89159439231 is a deficient number, since it is larger than the sum of its proper divisors (42928618929).

89159439231 is a wasteful number, since it uses less digits than its factorization.

89159439231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3302201462 (or 3302201456 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 54.

The spelling of 89159439231 in words is "eighty-nine billion, one hundred fifty-nine million, four hundred thirty-nine thousand, two hundred thirty-one".