2081043500 has 24 divisors (see below), whose sum is σ = 4545000096. Its totient is φ = 832417200.

The previous prime is 2081043493. The next prime is 2081043521. The reversal of 2081043500 is 53401802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2080544 + ... + 2081543.

It is an arithmetic number, because the mean of its divisors is an integer number (189375004).

Almost surely, 2^2081043500 is an apocalyptic number.

2081043500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2081043500 is an abundant number, since it is smaller than the sum of its proper divisors (2463956596).

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

2081043500 is a wasteful number, since it uses less digits than its factorization.

2081043500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4162106 (or 4162094 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2081043500 is about 45618.4556950364. The cubic root of 2081043500 is about 1276.7142902139.

The spelling of 2081043500 in words is "two billion, eighty-one million, forty-three thousand, five hundred".