4040012144 has 40 divisors (see below), whose sum is σ = 8949138528. Its totient is φ = 1730776320.

The previous prime is 4040012143. The next prime is 4040012149. The reversal of 4040012144 is 4412100404.

It is a happy number.

4040012144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040012143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393314 + ... + 403454.

Almost surely, 2^4040012144 is an apocalyptic number.

It is an amenable number.

4040012144 is an abundant number, since it is smaller than the sum of its proper divisors (4909126384).

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

4040012144 is a wasteful number, since it uses less digits than its factorization.

4040012144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13713 (or 13707 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4040012144 is about 63561.0898584975. The cubic root of 4040012144 is about 1592.6764441849.

Adding to 4040012144 its reverse (4412100404), we get a palindrome (8452112548).

The spelling of 4040012144 in words is "four billion, forty million, twelve thousand, one hundred forty-four".