344534223142 has 64 divisors (see below), whose sum is σ = 549784350720. Its totient is φ = 161741414016.

The previous prime is 344534223109. The next prime is 344534223161. The reversal of 344534223142 is 241322435443.

It is a happy number.

It is a super-2 number, since 2×344534223142² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62902908 + ... + 62908384.

It is an arithmetic number, because the mean of its divisors is an integer number (8590380480).

Almost surely, 2^344534223142 is an apocalyptic number.

344534223142 is a deficient number, since it is larger than the sum of its proper divisors (205250127578).

344534223142 is a wasteful number, since it uses less digits than its factorization.

344534223142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5845.

The product of its digits is 276480, while the sum is 37.

Adding to 344534223142 its reverse (241322435443), we get a palindrome (585856658585).

The spelling of 344534223142 in words is "three hundred forty-four billion, five hundred thirty-four million, two hundred twenty-three thousand, one hundred forty-two".