346123380391 has 8 divisors (see below), whose sum is σ = 358075757520. Its totient is φ = 334172142528.

The previous prime is 346123380353. The next prime is 346123380443. The reversal of 346123380391 is 193083321643.

It is a happy number.

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 346123380391 - 2⁹ = 346123379879 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 (346123380311) 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, 357915 + ... + 905731.

It is an arithmetic number, because the mean of its divisors is an integer number (44759469690).

Almost surely, 2^346123380391 is an apocalyptic number.

346123380391 is a deficient number, since it is larger than the sum of its proper divisors (11952377129).

346123380391 is a wasteful number, since it uses less digits than its factorization.

346123380391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569633.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 346123380391 in words is "three hundred forty-six billion, one hundred twenty-three million, three hundred eighty thousand, three hundred ninety-one".