345188206212 has 48 divisors (see below), whose sum is σ = 814860188352. Its totient is φ = 113720924800.

The previous prime is 345188206211. The next prime is 345188206241. The reversal of 345188206212 is 212602881543.

It is not an unprimeable number, because it can be changed into a prime (345188206211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429418 + ... + 935294.

It is an arithmetic number, because the mean of its divisors is an integer number (16976253924).

Almost surely, 2^345188206212 is an apocalyptic number.

It is an amenable number.

345188206212 is an abundant number, since it is smaller than the sum of its proper divisors (469671982140).

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

345188206212 is a wasteful number, since it uses less digits than its factorization.

345188206212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506548 (or 506546 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 345188206212 in words is "three hundred forty-five billion, one hundred eighty-eight million, two hundred six thousand, two hundred twelve".