89735596491 has 16 divisors (see below), whose sum is σ = 126379320320. Its totient is φ = 56547560160.

The previous prime is 89735596471. The next prime is 89735596493. The reversal of 89735596491 is 19469553798.

It is not a de Polignac number, because 89735596491 - 2⁵ = 89735596459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89735596493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11215756 + ... + 11223753.

It is an arithmetic number, because the mean of its divisors is an integer number (7898707520).

Almost surely, 2^89735596491 is an apocalyptic number.

89735596491 is a deficient number, since it is larger than the sum of its proper divisors (36643723829).

89735596491 is a wasteful number, since it uses less digits than its factorization.

89735596491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22439586.

The product of its digits is 73483200, while the sum is 66.

The spelling of 89735596491 in words is "eighty-nine billion, seven hundred thirty-five million, five hundred ninety-six thousand, four hundred ninety-one".