2040664088409 has 16 divisors (see below), whose sum is σ = 2866749729792. Its totient is φ = 1288659124368.

The previous prime is 2040664088369. The next prime is 2040664088417. The reversal of 2040664088409 is 9048804660402.

It is not a de Polignac number, because 2040664088409 - 2¹² = 2040664084313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2040664088429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143560087 + ... + 143574300.

It is an arithmetic number, because the mean of its divisors is an integer number (179171858112).

Almost surely, 2^{2040664088409} is an apocalyptic number.

It is an amenable number.

2040664088409 is a deficient number, since it is larger than the sum of its proper divisors (826085641383).

2040664088409 is a wasteful number, since it uses less digits than its factorization.

2040664088409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287134516.

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 2040664088409 in words is "two trillion, forty billion, six hundred sixty-four million, eighty-eight thousand, four hundred nine".