4002131044 has 24 divisors (see below), whose sum is σ = 7380497600. Its totient is φ = 1893650400.

The previous prime is 4002131039. The next prime is 4002131047. The reversal of 4002131044 is 4401312004.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (4002131047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41194 + ... + 98494.

Almost surely, 2^4002131044 is an apocalyptic number.

It is an amenable number.

4002131044 is a deficient number, since it is larger than the sum of its proper divisors (3378366556).

4002131044 is a wasteful number, since it uses less digits than its factorization.

4002131044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58243 (or 58241 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4002131044 is about 63262.3983421432. The cubic root of 4002131044 is about 1587.6829037115.

Adding to 4002131044 its reverse (4401312004), we get a palindrome (8403443048).

The spelling of 4002131044 in words is "four billion, two million, one hundred thirty-one thousand, forty-four".