2098999659 has 8 divisors (see below), whose sum is σ = 2803234192. Its totient is φ = 1397049120.

The previous prime is 2098999621. The next prime is 2098999667. The reversal of 2098999659 is 9569998902.

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

It is not a de Polignac number, because 2098999659 - 2¹¹ = 2098997611 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 2098999659.

It is not an unprimeable number, because it can be changed into a prime (2098999459) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 568852 + ... + 572529.

It is an arithmetic number, because the mean of its divisors is an integer number (350404274).

Almost surely, 2^2098999659 is an apocalyptic number.

2098999659 is a deficient number, since it is larger than the sum of its proper divisors (704234533).

2098999659 is a wasteful number, since it uses less digits than its factorization.

2098999659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141997.

The product of its (nonzero) digits is 28343520, while the sum is 66.

The square root of 2098999659 is about 45814.8410343199. The cubic root of 2098999659 is about 1280.3757968444.

The spelling of 2098999659 in words is "two billion, ninety-eight million, nine hundred ninety-nine thousand, six hundred fifty-nine".