346345774317 has 20 divisors (see below), whose sum is σ = 517403789980. Its totient is φ = 230886889344.

The previous prime is 346345774279. The next prime is 346345774337. The reversal of 346345774317 is 713477543643.

346345774317 is a `hidden beast` number, since 3 + 4 + 6 + 34 + 577 + 4 + 31 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 139562763561 + 206783010756 = 373581^2 + 454734^2 .

It is not a de Polignac number, because 346345774317 - 2⁷ = 346345774189 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 (346345774337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2021163 + ... + 2185815.

It is an arithmetic number, because the mean of its divisors is an integer number (25870189499).

Almost surely, 2^346345774317 is an apocalyptic number.

It is an amenable number.

346345774317 is a deficient number, since it is larger than the sum of its proper divisors (171058015663).

346345774317 is a wasteful number, since it uses less digits than its factorization.

346345774317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190634 (or 190625 counting only the distinct ones).

The product of its digits is 17781120, while the sum is 54.

The spelling of 346345774317 in words is "three hundred forty-six billion, three hundred forty-five million, seven hundred seventy-four thousand, three hundred seventeen".