4004002402244 has 24 divisors (see below), whose sum is σ = 7559266454040. Its totient is φ = 1844753289984.

The previous prime is 4004002402219. The next prime is 4004002402247. The reversal of 4004002402244 is 4422042004004.

It can be written as a sum of positive squares in 4 ways, for example, as 11558830144 + 3992443572100 = 107512^2 + 1998110^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (4004002402247) 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, 67633019 + ... + 67692194.

It is an arithmetic number, because the mean of its divisors is an integer number (314969435585).

Almost surely, 2^{4004002402244} is an apocalyptic number.

It is an amenable number.

4004002402244 is a deficient number, since it is larger than the sum of its proper divisors (3555264051796).

4004002402244 is a wasteful number, since it uses less digits than its factorization.

4004002402244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135325799 (or 135325797 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 4004002402244 its reverse (4422042004004), we get a palindrome (8426044406248).

The spelling of 4004002402244 in words is "four trillion, four billion, two million, four hundred two thousand, two hundred forty-four".