89924696661 has 32 divisors (see below), whose sum is σ = 124428902400. Its totient is φ = 57698665920.

The previous prime is 89924696647. The next prime is 89924696669. The reversal of 89924696661 is 16669642998.

It is not a de Polignac number, because 89924696661 - 2¹⁴ = 89924680277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89924696592 and 89924696601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89924696669) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68175760 + ... + 68177078.

It is an arithmetic number, because the mean of its divisors is an integer number (3888403200).

Almost surely, 2^89924696661 is an apocalyptic number.

It is an amenable number.

89924696661 is a deficient number, since it is larger than the sum of its proper divisors (34504205739).

89924696661 is a wasteful number, since it uses less digits than its factorization.

89924696661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249.

The product of its digits is 60466176, while the sum is 66.

The spelling of 89924696661 in words is "eighty-nine billion, nine hundred twenty-four million, six hundred ninety-six thousand, six hundred sixty-one".