89516793089 has 4 divisors (see below), whose sum is σ = 90439646724. Its totient is φ = 88593939456.

The previous prime is 89516793083. The next prime is 89516793139. The reversal of 89516793089 is 98039761598.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12436710400 + 77080082689 = 111520^2 + 277633^2 .

It is a cyclic number.

It is not a de Polignac number, because 89516793089 - 2⁴ = 89516793073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89516793083) 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, 461426672 + ... + 461426865.

It is an arithmetic number, because the mean of its divisors is an integer number (22609911681).

Almost surely, 2^89516793089 is an apocalyptic number.

It is an amenable number.

89516793089 is a deficient number, since it is larger than the sum of its proper divisors (922853635).

89516793089 is an equidigital number, since it uses as much as digits as its factorization.

89516793089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922853634.

The product of its (nonzero) digits is 29393280, while the sum is 65.

The spelling of 89516793089 in words is "eighty-nine billion, five hundred sixteen million, seven hundred ninety-three thousand, eighty-nine".