305341564505212 has 12 divisors (see below), whose sum is σ = 534708053294296. Its totient is φ = 152567834992560.

The previous prime is 305341564505207. The next prime is 305341564505221. The reversal of 305341564505212 is 212505465143503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25736808339 + ... + 25736820202.

Almost surely, 2^{305341564505212} is an apocalyptic number.

It is an amenable number.

305341564505212 is a deficient number, since it is larger than the sum of its proper divisors (229366488789084).

305341564505212 is a wasteful number, since it uses less digits than its factorization.

305341564505212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51473630028 (or 51473630026 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 305341564505212 in words is "three hundred five trillion, three hundred forty-one billion, five hundred sixty-four million, five hundred five thousand, two hundred twelve".