42343242340 has 48 divisors (see below), whose sum is σ = 101692080000. Its totient is φ = 14507926272.

The previous prime is 42343242299. The next prime is 42343242373. The reversal of 42343242340 is 4324234324.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108976 + ... + 310744.

It is an arithmetic number, because the mean of its divisors is an integer number (2118585000).

Almost surely, 2^42343242340 is an apocalyptic number.

It is an amenable number.

42343242340 is an abundant number, since it is smaller than the sum of its proper divisors (59348837660).

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

42343242340 is a wasteful number, since it uses less digits than its factorization.

42343242340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203284 (or 203282 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 42343242340 its reverse (4324234324), we get a palindrome (46667476664).

The spelling of 42343242340 in words is "forty-two billion, three hundred forty-three million, two hundred forty-two thousand, three hundred forty".