40341123543 has 16 divisors (see below), whose sum is σ = 61488274176. Its totient is φ = 23046038400.

The previous prime is 40341123521. The next prime is 40341123547. The reversal of 40341123543 is 34532114304.

It is not a de Polignac number, because 40341123543 - 2⁸ = 40341123287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40341123543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40341123547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168546 + ... + 330287.

It is an arithmetic number, because the mean of its divisors is an integer number (3843017136).

Almost surely, 2^40341123543 is an apocalyptic number.

40341123543 is a deficient number, since it is larger than the sum of its proper divisors (21147150633).

40341123543 is a wasteful number, since it uses less digits than its factorization.

40341123543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502694.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 40341123543 its reverse (34532114304), we get a palindrome (74873237847).

The spelling of 40341123543 in words is "forty billion, three hundred forty-one million, one hundred twenty-three thousand, five hundred forty-three".