344420142242 has 8 divisors (see below), whose sum is σ = 563596596432. Its totient is φ = 156554610100.

The previous prime is 344420142173. The next prime is 344420142259. The reversal of 344420142242 is 242241024443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 344420142199 and 344420142208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7827730484 + ... + 7827730527.

It is an arithmetic number, because the mean of its divisors is an integer number (70449574554).

Almost surely, 2^344420142242 is an apocalyptic number.

344420142242 is a deficient number, since it is larger than the sum of its proper divisors (219176454190).

344420142242 is a wasteful number, since it uses less digits than its factorization.

344420142242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15655461024.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 344420142242 its reverse (242241024443), we get a palindrome (586661166685).

The spelling of 344420142242 in words is "three hundred forty-four billion, four hundred twenty million, one hundred forty-two thousand, two hundred forty-two".