2040004004005 has 32 divisors (see below), whose sum is σ = 2721208867200. Its totient is φ = 1455501415680.

The previous prime is 2040004003997. The next prime is 2040004004021. The reversal of 2040004004005 is 5004004000402.

It is not a de Polignac number, because 2040004004005 - 2³ = 2040004003997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35543071 + ... + 35600419.

It is an arithmetic number, because the mean of its divisors is an integer number (85037777100).

Almost surely, 2^{2040004004005} is an apocalyptic number.

It is an amenable number.

2040004004005 is a deficient number, since it is larger than the sum of its proper divisors (681204863195).

2040004004005 is a wasteful number, since it uses less digits than its factorization.

2040004004005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69621.

The product of its (nonzero) digits is 640, while the sum is 19.

Adding to 2040004004005 its reverse (5004004000402), we get a palindrome (7044008004407).

The spelling of 2040004004005 in words is "two trillion, forty billion, four million, four thousand, five".