10400444043 has 12 divisors (see below), whose sum is σ = 15242524584. Its totient is φ = 6303299200.

The previous prime is 10400444039. The next prime is 10400444051. The reversal of 10400444043 is 34044400401.

It is not a de Polignac number, because 10400444043 - 2² = 10400444039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10400444003) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 14325318 + ... + 14326043.

It is an arithmetic number, because the mean of its divisors is an integer number (1270210382).

Almost surely, 2^10400444043 is an apocalyptic number.

10400444043 is a deficient number, since it is larger than the sum of its proper divisors (4842080541).

10400444043 is a wasteful number, since it uses less digits than its factorization.

10400444043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28651386 (or 28651375 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 10400444043 its reverse (34044400401), we get a palindrome (44444844444).

The spelling of 10400444043 in words is "ten billion, four hundred million, four hundred forty-four thousand, forty-three".