349334433943 has 4 divisors (see below), whose sum is σ = 381092109768. Its totient is φ = 317576758120.

The previous prime is 349334433937. The next prime is 349334433947.

It is a happy number.

349334433943 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349334433943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349334433947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15878837896 + ... + 15878837917.

It is an arithmetic number, because the mean of its divisors is an integer number (95273027442).

Almost surely, 2^349334433943 is an apocalyptic number.

349334433943 is a deficient number, since it is larger than the sum of its proper divisors (31757675825).

349334433943 is a wasteful number, since it uses less digits than its factorization.

349334433943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31757675824.

The product of its digits is 15116544, while the sum is 52.

The spelling of 349334433943 in words is "three hundred forty-nine billion, three hundred thirty-four million, four hundred thirty-three thousand, nine hundred forty-three".