18098584959 has 32 divisors (see below), whose sum is σ = 29708259840. Its totient is φ = 9543929472.

The previous prime is 18098584939. The next prime is 18098584967. The reversal of 18098584959 is 95948589081.

It is a de Polignac number, because none of the positive numbers 2^k-18098584959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 18098584959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18098584909) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1423372 + ... + 1436030.

It is an arithmetic number, because the mean of its divisors is an integer number (928383120).

Almost surely, 2^18098584959 is an apocalyptic number.

18098584959 is a deficient number, since it is larger than the sum of its proper divisors (11609674881).

18098584959 is a wasteful number, since it uses less digits than its factorization.

18098584959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17919.

The product of its (nonzero) digits is 37324800, while the sum is 66.

The spelling of 18098584959 in words is "eighteen billion, ninety-eight million, five hundred eighty-four thousand, nine hundred fifty-nine".