344334342120342 has 32 divisors (see below), whose sum is σ = 787051742591232. Its totient is φ = 98381013387744.

The previous prime is 344334342120319. The next prime is 344334342120389. The reversal of 344334342120342 is 243021243433443.

It is a super-2 number, since 2×344334342120342² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 344334342120294 and 344334342120303.

It is a congruent 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, 9375508 + ... + 27866984.

It is an arithmetic number, because the mean of its divisors is an integer number (24595366955976).

Almost surely, 2^{344334342120342} is an apocalyptic number.

344334342120342 is an abundant number, since it is smaller than the sum of its proper divisors (442717400470890).

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

344334342120342 is a wasteful number, since it uses less digits than its factorization.

344334342120342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18934852.

The product of its (nonzero) digits is 1990656, while the sum is 42.

Adding to 344334342120342 its reverse (243021243433443), we get a palindrome (587355585553785).

The spelling of 344334342120342 in words is "three hundred forty-four trillion, three hundred thirty-four billion, three hundred forty-two million, one hundred twenty thousand, three hundred forty-two".