40230043143 has 16 divisors (see below), whose sum is σ = 55509861600. Its totient is φ = 25885798400.

The previous prime is 40230043127. The next prime is 40230043223. The reversal of 40230043143 is 34134003204.

It is a cyclic number.

It is not a de Polignac number, because 40230043143 - 2⁴ = 40230043127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40230043103) 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, 161143 + ... + 326231.

It is an arithmetic number, because the mean of its divisors is an integer number (3469366350).

Almost surely, 2^40230043143 is an apocalyptic number.

40230043143 is a deficient number, since it is larger than the sum of its proper divisors (15279818457).

40230043143 is a wasteful number, since it uses less digits than its factorization.

40230043143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167922.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 40230043143 its reverse (34134003204), we get a palindrome (74364046347).

The spelling of 40230043143 in words is "forty billion, two hundred thirty million, forty-three thousand, one hundred forty-three".