4040142444 has 72 divisors (see below), whose sum is σ = 11577041840. Its totient is φ = 1177690752.

The previous prime is 4040142433. The next prime is 4040142461. The reversal of 4040142444 is 4442410404.

4040142444 is a `hidden beast` number, since 40 + 40 + 142 + 444 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 218287 + ... + 236070.

Almost surely, 2^4040142444 is an apocalyptic number.

It is an amenable number.

4040142444 is an abundant number, since it is smaller than the sum of its proper divisors (7536899396).

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

4040142444 is a wasteful number, since it uses less digits than its factorization.

4040142444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454399 (or 454394 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

The square root of 4040142444 is about 63562.1148483906. The cubic root of 4040142444 is about 1592.6935665352.

Adding to 4040142444 its reverse (4442410404), we get a palindrome (8482552848).

The spelling of 4040142444 in words is "four billion, forty million, one hundred forty-two thousand, four hundred forty-four".