40431404233 has 16 divisors (see below), whose sum is σ = 45107631360. Its totient is φ = 35931168000.

The previous prime is 40431404231. The next prime is 40431404263. The reversal of 40431404233 is 33240413404.

It is a cyclic number.

It is not a de Polignac number, because 40431404233 - 2¹ = 40431404231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40431404231) 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, 142560 + ... + 318097.

It is an arithmetic number, because the mean of its divisors is an integer number (2819226960).

Almost surely, 2^40431404233 is an apocalyptic number.

It is an amenable number.

40431404233 is a deficient number, since it is larger than the sum of its proper divisors (4676227127).

40431404233 is a wasteful number, since it uses less digits than its factorization.

40431404233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460848.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 40431404233 its reverse (33240413404), we get a palindrome (73671817637).

The spelling of 40431404233 in words is "forty billion, four hundred thirty-one million, four hundred four thousand, two hundred thirty-three".