89749677795 has 8 divisors (see below), whose sum is σ = 143599484496. Its totient is φ = 47866494816.

The previous prime is 89749677781. The next prime is 89749677817. The reversal of 89749677795 is 59777694798.

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

It is not a de Polignac number, because 89749677795 - 2²⁰ = 89748629219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89749677795.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2991655912 + ... + 2991655941.

It is an arithmetic number, because the mean of its divisors is an integer number (17949935562).

Almost surely, 2^89749677795 is an apocalyptic number.

89749677795 is a deficient number, since it is larger than the sum of its proper divisors (53849806701).

89749677795 is a wasteful number, since it uses less digits than its factorization.

89749677795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5983311861.

The product of its digits is 1680315840, while the sum is 78.

The spelling of 89749677795 in words is "eighty-nine billion, seven hundred forty-nine million, six hundred seventy-seven thousand, seven hundred ninety-five".