2098855680 has 144 divisors (see below), whose sum is σ = 6721653120. Its totient is φ = 558157824.

The previous prime is 2098855679. The next prime is 2098855709. The reversal of 2098855680 is 865588902.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2376519 + ... + 2377401.

Almost surely, 2^2098855680 is an apocalyptic number.

2098855680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2098855680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3360826560).

2098855680 is an abundant number, since it is smaller than the sum of its proper divisors (4622797440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2098855680 is an equidigital number, since it uses as much as digits as its factorization.

2098855680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 51.

The square root of 2098855680 is about 45813.2696933978. The cubic root of 2098855680 is about 1280.3465207650.

The spelling of 2098855680 in words is "two billion, ninety-eight million, eight hundred fifty-five thousand, six hundred eighty".