42023423252 has 12 divisors (see below), whose sum is σ = 75528585300. Its totient is φ = 20443827456.

The previous prime is 42023423243. The next prime is 42023423279. The reversal of 42023423252 is 25232432024.

It can be written as a sum of positive squares in 2 ways, for example, as 36216373636 + 5807049616 = 190306^2 + 76204^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141970877 + ... + 141971172.

It is an arithmetic number, because the mean of its divisors is an integer number (6294048775).

Almost surely, 2^42023423252 is an apocalyptic number.

It is an amenable number.

42023423252 is a deficient number, since it is larger than the sum of its proper divisors (33505162048).

42023423252 is a wasteful number, since it uses less digits than its factorization.

42023423252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283942090 (or 283942088 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 42023423252 its reverse (25232432024), we get a palindrome (67255855276).

The spelling of 42023423252 in words is "forty-two billion, twenty-three million, four hundred twenty-three thousand, two hundred fifty-two".