349355606553943 has 8 divisors (see below), whose sum is σ = 385706956634496. Its totient is φ = 313769548054200.

The previous prime is 349355606553829. The next prime is 349355606553983.

349355606553943 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 349355606553943 - 2⁴¹ = 347156583298391 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 (349355606553983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191322894243 + ... + 191322896068.

It is an arithmetic number, because the mean of its divisors is an integer number (48213369579312).

Almost surely, 2^{349355606553943} is an apocalyptic number.

349355606553943 is a deficient number, since it is larger than the sum of its proper divisors (36351350080553).

349355606553943 is a wasteful number, since it uses less digits than its factorization.

349355606553943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382645790405.

The product of its (nonzero) digits is 2361960000, while the sum is 70.

The spelling of 349355606553943 in words is "three hundred forty-nine trillion, three hundred fifty-five billion, six hundred six million, five hundred fifty-three thousand, nine hundred forty-three".