344145242135 has 16 divisors (see below), whose sum is σ = 431444651040. Its totient is φ = 263190614400.

The previous prime is 344145242093. The next prime is 344145242137. The reversal of 344145242135 is 531242541443.

It is not a de Polignac number, because 344145242135 - 2¹⁴ = 344145225751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344145242137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11734937 + ... + 11764226.

It is an arithmetic number, because the mean of its divisors is an integer number (26965290690).

Almost surely, 2^344145242135 is an apocalyptic number.

344145242135 is a deficient number, since it is larger than the sum of its proper divisors (87299408905).

344145242135 is a wasteful number, since it uses less digits than its factorization.

344145242135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23499298.

The product of its digits is 230400, while the sum is 38.

Adding to 344145242135 its reverse (531242541443), we get a palindrome (875387783578).

The spelling of 344145242135 in words is "three hundred forty-four billion, one hundred forty-five million, two hundred forty-two thousand, one hundred thirty-five".