345217312683 has 6 divisors (see below), whose sum is σ = 498647229444. Its totient is φ = 230144875116.

The previous prime is 345217312669. The next prime is 345217312691. The reversal of 345217312683 is 386213712543.

345217312683 is a `hidden beast` number, since 3 + 45 + 217 + 312 + 6 + 83 = 666.

It is not a de Polignac number, because 345217312683 - 2¹⁴ = 345217296299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345217312603) 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 in 5 ways as a sum of consecutive naturals, for example, 19178739585 + ... + 19178739602.

It is an arithmetic number, because the mean of its divisors is an integer number (83107871574).

Almost surely, 2^345217312683 is an apocalyptic number.

345217312683 is a deficient number, since it is larger than the sum of its proper divisors (153429916761).

345217312683 is a wasteful number, since it uses less digits than its factorization.

345217312683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38357479193 (or 38357479190 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 345217312683 in words is "three hundred forty-five billion, two hundred seventeen million, three hundred twelve thousand, six hundred eighty-three".