34243143242 has 48 divisors (see below), whose sum is σ = 66075746112. Its totient is φ = 13158694080.

The previous prime is 34243143229. The next prime is 34243143271. The reversal of 34243143242 is 24234134243.

It is a junction number, because it is equal to n+sod(n) for n = 34243143199 and 34243143208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138878 + ... + 296265.

It is an arithmetic number, because the mean of its divisors is an integer number (1376578044).

Almost surely, 2^34243143242 is an apocalyptic number.

34243143242 is a deficient number, since it is larger than the sum of its proper divisors (31832602870).

34243143242 is a wasteful number, since it uses less digits than its factorization.

34243143242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435243 (or 435236 counting only the distinct ones).

The product of its digits is 55296, while the sum is 32.

Adding to 34243143242 its reverse (24234134243), we get a palindrome (58477277485).

The spelling of 34243143242 in words is "thirty-four billion, two hundred forty-three million, one hundred forty-three thousand, two hundred forty-two".