2000809499 has 16 divisors (see below), whose sum is σ = 2235246720. Its totient is φ = 1778232960.

The previous prime is 2000809493. The next prime is 2000809501. The reversal of 2000809499 is 9949080002.

It is a cyclic number.

It is not a de Polignac number, because 2000809499 - 2¹⁶ = 2000743963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000809493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131129 + ... + 145589.

It is an arithmetic number, because the mean of its divisors is an integer number (139702920).

Almost surely, 2^2000809499 is an apocalyptic number.

2000809499 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2000809499 is a deficient number, since it is larger than the sum of its proper divisors (234437221).

2000809499 is a wasteful number, since it uses less digits than its factorization.

2000809499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14870.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 2000809499 is about 44730.4091083460. The cubic root of 2000809499 is about 1260.0910111047.

The spelling of 2000809499 in words is "two billion, eight hundred nine thousand, four hundred ninety-nine".