4042404012 has 48 divisors (see below), whose sum is σ = 9681638400. Its totient is φ = 1312134912.

The previous prime is 4042404001. The next prime is 4042404013. The reversal of 4042404012 is 2104042404.

It is a super-2 number, since 2×4042404012² = 32682060392467392288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4042404012.

It is not an unprimeable number, because it can be changed into a prime (4042404013) 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, 94228 + ... + 130244.

It is an arithmetic number, because the mean of its divisors is an integer number (201700800).

Almost surely, 2^4042404012 is an apocalyptic number.

It is an amenable number.

4042404012 is an abundant number, since it is smaller than the sum of its proper divisors (5639234388).

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

4042404012 is a wasteful number, since it uses less digits than its factorization.

4042404012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36270 (or 36268 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 4042404012 is about 63579.9025793529. The cubic root of 4042404012 is about 1592.9906940881.

Adding to 4042404012 its reverse (2104042404), we get a palindrome (6146446416).

The spelling of 4042404012 in words is "four billion, forty-two million, four hundred four thousand, twelve".