40340330043 has 16 divisors (see below), whose sum is σ = 58184340480. Its totient is φ = 24713491104.

The previous prime is 40340330033. The next prime is 40340330071. The reversal of 40340330043 is 34003304304.

40340330043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40340330043 - 2⁵ = 40340330011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40340329995 and 40340330022.

It is not an unprimeable number, because it can be changed into a prime (40340330033) 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, 2310513 + ... + 2327906.

It is an arithmetic number, because the mean of its divisors is an integer number (3636521280).

Almost surely, 2^40340330043 is an apocalyptic number.

40340330043 is a deficient number, since it is larger than the sum of its proper divisors (17844010437).

40340330043 is a wasteful number, since it uses less digits than its factorization.

40340330043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4638658.

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 40340330043 its reverse (34003304304), we get a palindrome (74343634347).

The spelling of 40340330043 in words is "forty billion, three hundred forty million, three hundred thirty thousand, forty-three".