40444000343 has 4 divisors (see below), whose sum is σ = 42572631960. Its totient is φ = 38315368728.

The previous prime is 40444000313. The next prime is 40444000369. The reversal of 40444000343 is 34300044404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40444000343 - 2⁸ = 40444000087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40444000313) 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 3 ways as a sum of consecutive naturals, for example, 1064315780 + ... + 1064315817.

It is an arithmetic number, because the mean of its divisors is an integer number (10643157990).

Almost surely, 2^40444000343 is an apocalyptic number.

40444000343 is a deficient number, since it is larger than the sum of its proper divisors (2128631617).

40444000343 is a wasteful number, since it uses less digits than its factorization.

40444000343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128631616.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 40444000343 its reverse (34300044404), we get a palindrome (74744044747).

The spelling of 40444000343 in words is "forty billion, four hundred forty-four million, three hundred forty-three", and thus it is an aban number.