345528068346 has 12 divisors (see below), whose sum is σ = 748644148122. Its totient is φ = 115176022776.

The previous prime is 345528068341. The next prime is 345528068357. The reversal of 345528068346 is 643860825543.

345528068346 is a `hidden beast` number, since 3 + 4 + 552 + 8 + 0 + 6 + 83 + 4 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 183231083025 + 162296985321 = 428055^2 + 402861^2 .

It is a junction number, because it is equal to n+sod(n) for n = 345528068292 and 345528068301.

It is not an unprimeable number, because it can be changed into a prime (345528068341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9598001881 + ... + 9598001916.

Almost surely, 2^345528068346 is an apocalyptic number.

345528068346 is an abundant number, since it is smaller than the sum of its proper divisors (403116079776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345528068346 is a wasteful number, since it uses less digits than its factorization.

345528068346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19196003805 (or 19196003802 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 54.

The spelling of 345528068346 in words is "three hundred forty-five billion, five hundred twenty-eight million, sixty-eight thousand, three hundred forty-six".