345042250305 has 16 divisors (see below), whose sum is σ = 553275636864. Its totient is φ = 183619854720.

The previous prime is 345042250277. The next prime is 345042250309. The reversal of 345042250305 is 503052240543.

It is a happy number.

It is not a de Polignac number, because 345042250305 - 2¹⁶ = 345042184769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345042250309) 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 15 ways as a sum of consecutive naturals, for example, 25160341 + ... + 25174050.

It is an arithmetic number, because the mean of its divisors is an integer number (34579727304).

Almost surely, 2^345042250305 is an apocalyptic number.

It is an amenable number.

345042250305 is a deficient number, since it is larger than the sum of its proper divisors (208233386559).

345042250305 is a wasteful number, since it uses less digits than its factorization.

345042250305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50334856.

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 345042250305 its reverse (503052240543), we get a palindrome (848094490848).

The spelling of 345042250305 in words is "three hundred forty-five billion, forty-two million, two hundred fifty thousand, three hundred five".