89172283516 has 24 divisors (see below), whose sum is σ = 159663280896. Its totient is φ = 43557674160.

The previous prime is 89172283513. The next prime is 89172283547. The reversal of 89172283516 is 61538227198.

It is a happy number.

It is a super-2 number, since 2×89172283516² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89172283513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330730 + ... + 536401.

It is an arithmetic number, because the mean of its divisors is an integer number (6652636704).

Almost surely, 2^89172283516 is an apocalyptic number.

It is an amenable number.

89172283516 is a deficient number, since it is larger than the sum of its proper divisors (70490997380).

89172283516 is a wasteful number, since it uses less digits than its factorization.

89172283516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867729 (or 867727 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The spelling of 89172283516 in words is "eighty-nine billion, one hundred seventy-two million, two hundred eighty-three thousand, five hundred sixteen".