2042040020004 has 48 divisors (see below), whose sum is σ = 5300187359040. Its totient is φ = 679907352960.

The previous prime is 2042040019909. The next prime is 2042040020011. The reversal of 2042040020004 is 4000200402402.

2042040020004 is a `hidden beast` number, since 2 + 0 + 420 + 40 + 0 + 200 + 0 + 4 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10635714 + ... + 10826009.

It is an arithmetic number, because the mean of its divisors is an integer number (110420569980).

Almost surely, 2^{2042040020004} is an apocalyptic number.

It is an amenable number.

2042040020004 is an abundant number, since it is smaller than the sum of its proper divisors (3258147339036).

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

2042040020004 is a wasteful number, since it uses less digits than its factorization.

2042040020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21462617 (or 21462609 counting only the distinct ones).

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

Adding to 2042040020004 its reverse (4000200402402), we get a palindrome (6042240422406).

The spelling of 2042040020004 in words is "two trillion, forty-two billion, forty million, twenty thousand, four".