89060589985 has 4 divisors (see below), whose sum is σ = 106872707988. Its totient is φ = 71248471984.

The previous prime is 89060589941. The next prime is 89060590051. The reversal of 89060589985 is 58998506098.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 64499745024 + 24560844961 = 253968^2 + 156719^2 .

It is a cyclic number.

It is not a de Polignac number, because 89060589985 - 2²¹ = 89058492833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89060589985.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8906058994 + ... + 8906059003.

It is an arithmetic number, because the mean of its divisors is an integer number (26718176997).

Almost surely, 2^89060589985 is an apocalyptic number.

It is an amenable number.

89060589985 is a deficient number, since it is larger than the sum of its proper divisors (17812118003).

89060589985 is a wasteful number, since it uses less digits than its factorization.

89060589985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17812118002.

The product of its (nonzero) digits is 55987200, while the sum is 67.

The spelling of 89060589985 in words is "eighty-nine billion, sixty million, five hundred eighty-nine thousand, nine hundred eighty-five".