3198899659 has 4 divisors (see below), whose sum is σ = 3231878104. Its totient is φ = 3165921216.

The previous prime is 3198899653. The next prime is 3198899773. The reversal of 3198899659 is 9569988913.

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

It is a cyclic number.

It is not a de Polignac number, because 3198899659 - 2³ = 3198899651 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3198899594 and 3198899603.

It is not an unprimeable number, because it can be changed into a prime (3198899651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16489077 + ... + 16489270.

It is an arithmetic number, because the mean of its divisors is an integer number (807969526).

Almost surely, 2^3198899659 is an apocalyptic number.

3198899659 is a deficient number, since it is larger than the sum of its proper divisors (32978445).

3198899659 is an equidigital number, since it uses as much as digits as its factorization.

3198899659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32978444.

The product of its digits is 37791360, while the sum is 67.

The square root of 3198899659 is about 56558.8159264318. The cubic root of 3198899659 is about 1473.4436763053.

The spelling of 3198899659 in words is "three billion, one hundred ninety-eight million, eight hundred ninety-nine thousand, six hundred fifty-nine".