345186308174 has 4 divisors (see below), whose sum is σ = 517779462264. Its totient is φ = 172593154086.

The previous prime is 345186308161. The next prime is 345186308177. The reversal of 345186308174 is 471803681543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 471803681543 = 29 ⋅16269092467.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345186308177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86296577042 + ... + 86296577045.

It is an arithmetic number, because the mean of its divisors is an integer number (129444865566).

Almost surely, 2^345186308174 is an apocalyptic number.

345186308174 is a deficient number, since it is larger than the sum of its proper divisors (172593154090).

345186308174 is a wasteful number, since it uses less digits than its factorization.

345186308174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172593154089.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 345186308174 in words is "three hundred forty-five billion, one hundred eighty-six million, three hundred eight thousand, one hundred seventy-four".