42432234231 has 32 divisors (see below), whose sum is σ = 58109644800. Its totient is φ = 27534124800.

The previous prime is 42432234223. The next prime is 42432234233. The reversal of 42432234231 is 13243223424.

It is not a de Polignac number, because 42432234231 - 2³ = 42432234223 is a prime.

It is a super-2 number, since 2×42432234231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42432234233) 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 31 ways as a sum of consecutive naturals, for example, 5717235 + ... + 5724651.

It is an arithmetic number, because the mean of its divisors is an integer number (1815926400).

Almost surely, 2^42432234231 is an apocalyptic number.

42432234231 is a deficient number, since it is larger than the sum of its proper divisors (15677410569).

42432234231 is a wasteful number, since it uses less digits than its factorization.

42432234231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7839.

The product of its digits is 27648, while the sum is 30.

Adding to 42432234231 its reverse (13243223424), we get a palindrome (55675457655).

It can be divided in two parts, 4243223423 and 1, that added together give a palindrome (4243223424).

The spelling of 42432234231 in words is "forty-two billion, four hundred thirty-two million, two hundred thirty-four thousand, two hundred thirty-one".