344853403381 has 16 divisors (see below), whose sum is σ = 347026032000. Its totient is φ = 342689937408.

The previous prime is 344853403339. The next prime is 344853403481. The reversal of 344853403381 is 183304358443.

It is a cyclic number.

It is not a de Polignac number, because 344853403381 - 2⁹ = 344853402869 is a prime.

It is a super-2 number, since 2×344853403381² (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 (344853403331) 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, 208118305 + ... + 208119961.

It is an arithmetic number, because the mean of its divisors is an integer number (21689127000).

Almost surely, 2^344853403381 is an apocalyptic number.

It is an amenable number.

344853403381 is a deficient number, since it is larger than the sum of its proper divisors (2172628619).

344853403381 is a wasteful number, since it uses less digits than its factorization.

344853403381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3708.

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 344853403381 in words is "three hundred forty-four billion, eight hundred fifty-three million, four hundred three thousand, three hundred eighty-one".