4000440202443 has 12 divisors (see below), whose sum is σ = 5778440862480. Its totient is φ = 2666947564176.

The previous prime is 4000440202349. The next prime is 4000440202477. The reversal of 4000440202443 is 3442020440004.

It is a happy number.

It is not a de Polignac number, because 4000440202443 - 2¹⁴ = 4000440186059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4000440202643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1228093 + ... + 3083681.

It is an arithmetic number, because the mean of its divisors is an integer number (481536738540).

Almost surely, 2^{4000440202443} is an apocalyptic number.

4000440202443 is a deficient number, since it is larger than the sum of its proper divisors (1778000660037).

4000440202443 is a wasteful number, since it uses less digits than its factorization.

4000440202443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095138 (or 2095135 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 4000440202443 its reverse (3442020440004), we get a palindrome (7442460642447).

The spelling of 4000440202443 in words is "four trillion, four hundred forty million, two hundred two thousand, four hundred forty-three".