2081784480 has 48 divisors (see below), whose sum is σ = 6557622624. Its totient is φ = 555142400.

The previous prime is 2081784479. The next prime is 2081784491. The reversal of 2081784480 is 844871802.

2081784480 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2168046 + ... + 2169005.

It is an arithmetic number, because the mean of its divisors is an integer number (136617138).

Almost surely, 2^2081784480 is an apocalyptic number.

2081784480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2081784480 is an abundant number, since it is smaller than the sum of its proper divisors (4475838144).

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

2081784480 is a wasteful number, since it uses less digits than its factorization.

2081784480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337069 (or 4337061 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 42.

The square root of 2081784480 is about 45626.5764659151. The cubic root of 2081784480 is about 1276.8658019429.

The spelling of 2081784480 in words is "two billion, eighty-one million, seven hundred eighty-four thousand, four hundred eighty".