40431024403 has 24 divisors (see below), whose sum is σ = 51410808000. Its totient is φ = 31441349520.

The previous prime is 40431024391. The next prime is 40431024409. The reversal of 40431024403 is 30442013404.

It is a de Polignac number, because none of the positive numbers 2^k-40431024403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40431024409) 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 23 ways as a sum of consecutive naturals, for example, 193800 + ... + 344122.

It is an arithmetic number, because the mean of its divisors is an integer number (2142117000).

Almost surely, 2^40431024403 is an apocalyptic number.

40431024403 is a deficient number, since it is larger than the sum of its proper divisors (10979783597).

40431024403 is a wasteful number, since it uses less digits than its factorization.

40431024403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150847 (or 150840 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40431024403 its reverse (30442013404), we get a palindrome (70873037807).

The spelling of 40431024403 in words is "forty billion, four hundred thirty-one million, twenty-four thousand, four hundred three".