2040836993 has 16 divisors (see below), whose sum is σ = 2233034496. Its totient is φ = 1853772480.

The previous prime is 2040836977. The next prime is 2040836999. The reversal of 2040836993 is 3996380402.

It is a cyclic number.

It is not a de Polignac number, because 2040836993 - 2⁴ = 2040836977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040836999) 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, 563996 + ... + 567602.

It is an arithmetic number, because the mean of its divisors is an integer number (139564656).

Almost surely, 2^2040836993 is an apocalyptic number.

It is an amenable number.

2040836993 is a deficient number, since it is larger than the sum of its proper divisors (192197503).

2040836993 is a wasteful number, since it uses less digits than its factorization.

2040836993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4304.

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 2040836993 is about 45175.6238805841. The cubic root of 2040836993 is about 1268.4385698188.

The spelling of 2040836993 in words is "two billion, forty million, eight hundred thirty-six thousand, nine hundred ninety-three".