89518613399 has 4 divisors (see below), whose sum is σ = 89536250664. Its totient is φ = 89500976136.

The previous prime is 89518613383. The next prime is 89518613419. The reversal of 89518613399 is 99331681598.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 89518613399 - 2⁴ = 89518613383 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 (89518613299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8811017 + ... + 8821170.

It is an arithmetic number, because the mean of its divisors is an integer number (22384062666).

Almost surely, 2^89518613399 is an apocalyptic number.

89518613399 is a deficient number, since it is larger than the sum of its proper divisors (17637265).

89518613399 is a wasteful number, since it uses less digits than its factorization.

89518613399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17637264.

The product of its digits is 12597120, while the sum is 62.

The spelling of 89518613399 in words is "eighty-nine billion, five hundred eighteen million, six hundred thirteen thousand, three hundred ninety-nine".