2040002204004 has 36 divisors (see below), whose sum is σ = 5175842047740. Its totient is φ = 677472847680.

The previous prime is 2040002203973. The next prime is 2040002204027. The reversal of 2040002204004 is 4004022000402.

2040002204004 is a `hidden beast` number, since 2 + 0 + 40 + 0 + 0 + 220 + 400 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 257456789604 + 1782545414400 = 507402^2 + 1335120^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 105318807 + ... + 105338174.

It is an arithmetic number, because the mean of its divisors is an integer number (143773390215).

Almost surely, 2^{2040002204004} is an apocalyptic number.

It is an amenable number.

2040002204004 is an abundant number, since it is smaller than the sum of its proper divisors (3135839843736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2040002204004 is a wasteful number, since it uses less digits than its factorization.

2040002204004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210657260 (or 210657255 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 2040002204004 its reverse (4004022000402), we get a palindrome (6044024204406).

The spelling of 2040002204004 in words is "two trillion, forty billion, two million, two hundred four thousand, four".