2040328899 has 64 divisors (see below), whose sum is σ = 3674419200. Its totient is φ = 1092317184.

The previous prime is 2040328897. The next prime is 2040328921. The reversal of 2040328899 is 9988230402.

It is a Cunningham number, because it is equal to 45170²-1.

It is not a de Polignac number, because 2040328899 - 2¹ = 2040328897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2040328897) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 766579 + ... + 769235.

It is an arithmetic number, because the mean of its divisors is an integer number (57412800).

Almost surely, 2^2040328899 is an apocalyptic number.

2040328899 is a deficient number, since it is larger than the sum of its proper divisors (1634090301).

2040328899 is a wasteful number, since it uses less digits than its factorization.

2040328899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929 (or 2923 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 2040328899 is about 45169.9999889307. Note that the first 4 decimals coincide. The cubic root of 2040328899 is about 1268.3332960968. Note that the first 3 decimals are identical.

The spelling of 2040328899 in words is "two billion, forty million, three hundred twenty-eight thousand, eight hundred ninety-nine".