89491671359 has 8 divisors (see below), whose sum is σ = 93536471040. Its totient is φ = 85459693176.

The previous prime is 89491671349. The next prime is 89491671389. The reversal of 89491671359 is 95317619498.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 89491671359 - 2⁴ = 89491671343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89491671349) 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, 3191099 + ... + 3219020.

It is an arithmetic number, because the mean of its divisors is an integer number (11692058880).

Almost surely, 2^89491671359 is an apocalyptic number.

89491671359 is a deficient number, since it is larger than the sum of its proper divisors (4044799681).

89491671359 is a wasteful number, since it uses less digits than its factorization.

89491671359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6410749.

The product of its digits is 14696640, while the sum is 62.

The spelling of 89491671359 in words is "eighty-nine billion, four hundred ninety-one million, six hundred seventy-one thousand, three hundred fifty-nine".