89117667723 has 16 divisors (see below), whose sum is σ = 135804171776. Its totient is φ = 50922198720.

The previous prime is 89117667703. The next prime is 89117667763. The reversal of 89117667723 is 32776671198.

It is a happy number.

It is not a de Polignac number, because 89117667723 - 2⁸ = 89117667467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89117667703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499890 + ... + 654312.

It is an arithmetic number, because the mean of its divisors is an integer number (8487760736).

Almost surely, 2^89117667723 is an apocalyptic number.

89117667723 is a deficient number, since it is larger than the sum of its proper divisors (46686504053).

89117667723 is a wasteful number, since it uses less digits than its factorization.

89117667723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181914.

The product of its digits is 5334336, while the sum is 57.

The spelling of 89117667723 in words is "eighty-nine billion, one hundred seventeen million, six hundred sixty-seven thousand, seven hundred twenty-three".