89698775715 has 48 divisors (see below), whose sum is σ = 156697257600. Its totient is φ = 47465623296.

The previous prime is 89698775681. The next prime is 89698775717. The reversal of 89698775715 is 51757789698.

It is not a de Polignac number, because 89698775715 - 2⁶ = 89698775651 is a prime.

It is a super-2 number, since 2×89698775715² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (89698775717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2964081 + ... + 2994189.

It is an arithmetic number, because the mean of its divisors is an integer number (3264526200).

Almost surely, 2^89698775715 is an apocalyptic number.

89698775715 is a deficient number, since it is larger than the sum of its proper divisors (66998481885).

89698775715 is a wasteful number, since it uses less digits than its factorization.

89698775715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30636 (or 30633 counting only the distinct ones).

The product of its digits is 266716800, while the sum is 72.

The spelling of 89698775715 in words is "eighty-nine billion, six hundred ninety-eight million, seven hundred seventy-five thousand, seven hundred fifteen".