8599944499959 has 8 divisors (see below), whose sum is σ = 11965140173952. Its totient is φ = 5484022579640.

The previous prime is 8599944499901. The next prime is 8599944500003. The reversal of 8599944499959 is 9599944499958.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8599944499959 - 2³¹ = 8597797016311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8599944499259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62318438337 + ... + 62318438474.

It is an arithmetic number, because the mean of its divisors is an integer number (1495642521744).

Almost surely, 2^{8599944499959} is an apocalyptic number.

8599944499959 is a deficient number, since it is larger than the sum of its proper divisors (3365195673993).

8599944499959 is a wasteful number, since it uses less digits than its factorization.

8599944499959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124636876837.

The product of its digits is 61222003200, while the sum is 93.

Subtracting 8599944499959 from its reverse (9599944499958), we obtain a palindrome (999999999999).

The spelling of 8599944499959 in words is "eight trillion, five hundred ninety-nine billion, nine hundred forty-four million, four hundred ninety-nine thousand, nine hundred fifty-nine".