344345790269 has 16 divisors (see below), whose sum is σ = 376550919360. Its totient is φ = 312961968000.

The previous prime is 344345790241. The next prime is 344345790307. The reversal of 344345790269 is 962097543443.

It is a cyclic number.

It is not a de Polignac number, because 344345790269 - 2¹² = 344345786173 is a prime.

It is a super-2 number, since 2×344345790269² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344345790469) 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, 1724894 + ... + 1914144.

It is an arithmetic number, because the mean of its divisors is an integer number (23534432460).

Almost surely, 2^344345790269 is an apocalyptic number.

It is an amenable number.

344345790269 is a deficient number, since it is larger than the sum of its proper divisors (32205129091).

344345790269 is a wasteful number, since it uses less digits than its factorization.

344345790269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191420.

The product of its (nonzero) digits is 19595520, while the sum is 56.

The spelling of 344345790269 in words is "three hundred forty-four billion, three hundred forty-five million, seven hundred ninety thousand, two hundred sixty-nine".