89112548665 has 16 divisors (see below), whose sum is σ = 122410891008. Its totient is φ = 61006049856.

The previous prime is 89112548639. The next prime is 89112548683. The reversal of 89112548665 is 56684521198.

It is a cyclic number.

It is not a de Polignac number, because 89112548665 - 2⁹ = 89112548153 is a prime.

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, 2055277 + ... + 2098186.

It is an arithmetic number, because the mean of its divisors is an integer number (7650680688).

Almost surely, 2^89112548665 is an apocalyptic number.

It is an amenable number.

89112548665 is a deficient number, since it is larger than the sum of its proper divisors (33298342343).

89112548665 is a wasteful number, since it uses less digits than its factorization.

89112548665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4154088.

The product of its digits is 4147200, while the sum is 55.

The spelling of 89112548665 in words is "eighty-nine billion, one hundred twelve million, five hundred forty-eight thousand, six hundred sixty-five".