345217343187 has 8 divisors (see below), whose sum is σ = 461473056720. Its totient is φ = 229553262560.

The previous prime is 345217343183. The next prime is 345217343209. The reversal of 345217343187 is 781343712543.

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 345217343187 - 2² = 345217343183 is a prime.

It is a super-3 number, since 3×345217343187³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (345217343183) 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, 147906864 + ... + 147909197.

It is an arithmetic number, because the mean of its divisors is an integer number (57684132090).

Almost surely, 2^345217343187 is an apocalyptic number.

345217343187 is a deficient number, since it is larger than the sum of its proper divisors (116255713533).

345217343187 is a wasteful number, since it uses less digits than its factorization.

345217343187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295816453.

The product of its digits is 1693440, while the sum is 48.

The spelling of 345217343187 in words is "three hundred forty-five billion, two hundred seventeen million, three hundred forty-three thousand, one hundred eighty-seven".