42340031412 has 24 divisors (see below), whose sum is σ = 112906750656. Its totient is φ = 12097151808.

The previous prime is 42340031381. The next prime is 42340031417. The reversal of 42340031412 is 21413004324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42340031417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252023913 + ... + 252024080.

It is an arithmetic number, because the mean of its divisors is an integer number (4704447944).

Almost surely, 2^42340031412 is an apocalyptic number.

42340031412 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

42340031412 is an abundant number, since it is smaller than the sum of its proper divisors (70566719244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42340031412 is a wasteful number, since it uses less digits than its factorization.

42340031412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504048007 (or 504048005 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 42340031412 its reverse (21413004324), we get a palindrome (63753035736).

The spelling of 42340031412 in words is "forty-two billion, three hundred forty million, thirty-one thousand, four hundred twelve".