42330431244340 has 24 divisors (see below), whose sum is σ = 88936995329280. Its totient is φ = 16923964932768.

The previous prime is 42330431244331. The next prime is 42330431244341. The reversal of 42330431244340 is 4344213403324.

It is a self number, because there is not a number n which added to its sum of digits gives 42330431244340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42330431244341) 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, 512930520 + ... + 513013039.

It is an arithmetic number, because the mean of its divisors is an integer number (3705708138720).

Almost surely, 2^{42330431244340} is an apocalyptic number.

It is an amenable number.

42330431244340 is an abundant number, since it is smaller than the sum of its proper divisors (46606564084940).

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

42330431244340 is a wasteful number, since it uses less digits than its factorization.

42330431244340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025945631 (or 1025945629 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 42330431244340 its reverse (4344213403324), we get a palindrome (46674644647664).

The spelling of 42330431244340 in words is "forty-two trillion, three hundred thirty billion, four hundred thirty-one million, two hundred forty-four thousand, three hundred forty".