2086280680 has 32 divisors (see below), whose sum is σ = 5120871840. Its totient is φ = 758647360.

The previous prime is 2086280663. The next prime is 2086280701. The reversal of 2086280680 is 860826802.

It is a Harshad number since it is a multiple of its sum of digits (40).

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 7 ways as a sum of consecutive naturals, for example, 2370334 + ... + 2371213.

It is an arithmetic number, because the mean of its divisors is an integer number (160027245).

Almost surely, 2^2086280680 is an apocalyptic number.

2086280680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2086280680 is an abundant number, since it is smaller than the sum of its proper divisors (3034591160).

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

2086280680 is a wasteful number, since it uses less digits than its factorization.

2086280680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4741569 (or 4741565 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 2086280680 is about 45675.8216127526. The cubic root of 2086280680 is about 1277.7843914017.

The spelling of 2086280680 in words is "two billion, eighty-six million, two hundred eighty thousand, six hundred eighty".