42723383732 has 12 divisors (see below), whose sum is σ = 76033140960. Its totient is φ = 20999629176.

The previous prime is 42723383711. The next prime is 42723383779. The reversal of 42723383732 is 23738332724.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 90515408 + ... + 90515879.

It is an arithmetic number, because the mean of its divisors is an integer number (6336095080).

Almost surely, 2^42723383732 is an apocalyptic number.

It is an amenable number.

42723383732 is a deficient number, since it is larger than the sum of its proper divisors (33309757228).

42723383732 is a wasteful number, since it uses less digits than its factorization.

42723383732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181031350 (or 181031348 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 44.

The spelling of 42723383732 in words is "forty-two billion, seven hundred twenty-three million, three hundred eighty-three thousand, seven hundred thirty-two".