40200044443 has 8 divisors (see below), whose sum is σ = 43551593568. Its totient is φ = 36885529344.

The previous prime is 40200044429. The next prime is 40200044453. The reversal of 40200044443 is 34444000204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40200044443 - 2¹³ = 40200036251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40200044413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9256246 + ... + 9260587.

It is an arithmetic number, because the mean of its divisors is an integer number (5443949196).

Almost surely, 2^40200044443 is an apocalyptic number.

40200044443 is a deficient number, since it is larger than the sum of its proper divisors (3351549125).

40200044443 is a wasteful number, since it uses less digits than its factorization.

40200044443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18517013.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 40200044443 its reverse (34444000204), we get a palindrome (74644044647).

The spelling of 40200044443 in words is "forty billion, two hundred million, forty-four thousand, four hundred forty-three".