89331659623 has 16 divisors (see below), whose sum is σ = 97771944960. Its totient is φ = 81369341856.

The previous prime is 89331659611. The next prime is 89331659639. The reversal of 89331659623 is 32695613398.

It is not a de Polignac number, because 89331659623 - 2²¹ = 89329562471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89331659723) 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, 1076733 + ... + 1156726.

It is an arithmetic number, because the mean of its divisors is an integer number (6110746560).

Almost surely, 2^89331659623 is an apocalyptic number.

89331659623 is a deficient number, since it is larger than the sum of its proper divisors (8440285337).

89331659623 is a wasteful number, since it uses less digits than its factorization.

89331659623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233566.

The product of its digits is 6298560, while the sum is 55.

The spelling of 89331659623 in words is "eighty-nine billion, three hundred thirty-one million, six hundred fifty-nine thousand, six hundred twenty-three".