345217325871 has 12 divisors (see below), whose sum is σ = 505938340376. Its totient is φ = 209222621520.

The previous prime is 345217325863. The next prime is 345217325899. The reversal of 345217325871 is 178523712543.

It is not a de Polignac number, because 345217325871 - 2³ = 345217325863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345217325871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345217325861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 475505596 + ... + 475506321.

Almost surely, 2^345217325871 is an apocalyptic number.

345217325871 is a deficient number, since it is larger than the sum of its proper divisors (160721014505).

345217325871 is a wasteful number, since it uses less digits than its factorization.

345217325871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951011942 (or 951011931 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 48.

The spelling of 345217325871 in words is "three hundred forty-five billion, two hundred seventeen million, three hundred twenty-five thousand, eight hundred seventy-one".