42134413312 has 56 divisors (see below), whose sum is σ = 85419192636. Its totient is φ = 20778319872.

The previous prime is 42134413303. The next prime is 42134413327. The reversal of 42134413312 is 21331443124.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38128029696 + 4006383616 = 195264^2 + 63296^2 .

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, 562788 + ... + 633244.

Almost surely, 2^42134413312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42134413312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42709596318).

42134413312 is an abundant number, since it is smaller than the sum of its proper divisors (43284779324).

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

42134413312 is an frugal number, since it uses more digits than its factorization.

42134413312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70556 (or 70532 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 42134413312 its reverse (21331443124), we get a palindrome (63465856436).

The spelling of 42134413312 in words is "forty-two billion, one hundred thirty-four million, four hundred thirteen thousand, three hundred twelve".