89122640589 has 24 divisors (see below), whose sum is σ = 132198393600. Its totient is φ = 57836731680.

The previous prime is 89122640527. The next prime is 89122640599. The reversal of 89122640589 is 98504622198.

It is a happy number.

89122640589 is a `hidden beast` number, since 8 + 9 + 1 + 226 + 405 + 8 + 9 = 666.

It is not a de Polignac number, because 89122640589 - 2⁷ = 89122640461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89122640599) 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 23 ways as a sum of consecutive naturals, for example, 832254 + ... + 933215.

It is an arithmetic number, because the mean of its divisors is an integer number (5508266400).

Almost surely, 2^89122640589 is an apocalyptic number.

It is an amenable number.

89122640589 is a deficient number, since it is larger than the sum of its proper divisors (43075753011).

89122640589 is a wasteful number, since it uses less digits than its factorization.

89122640589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765625 (or 1765622 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 89122640589 in words is "eighty-nine billion, one hundred twenty-two million, six hundred forty thousand, five hundred eighty-nine".