40243244401 has 16 divisors (see below), whose sum is σ = 40663643328. Its totient is φ = 39825880000.

The previous prime is 40243244387. The next prime is 40243244423. The reversal of 40243244401 is 10444234204.

It is a cyclic number.

It is not a de Polignac number, because 40243244401 - 2⁵ = 40243244369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40243244401.

It is not an unprimeable number, because it can be changed into a prime (40243244471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33902730 + ... + 33903916.

It is an arithmetic number, because the mean of its divisors is an integer number (2541477708).

Almost surely, 2^40243244401 is an apocalyptic number.

It is an amenable number.

40243244401 is a deficient number, since it is larger than the sum of its proper divisors (420398927).

40243244401 is a wasteful number, since it uses less digits than its factorization.

40243244401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 40243244401 its reverse (10444234204), we get a palindrome (50687478605).

The spelling of 40243244401 in words is "forty billion, two hundred forty-three million, two hundred forty-four thousand, four hundred one".