343686644228 has 6 divisors (see below), whose sum is σ = 601451627406. Its totient is φ = 171843322112.

The previous prime is 343686644209. The next prime is 343686644297. The reversal of 343686644228 is 822446686343.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 306969186304 + 36717457924 = 554048^2 + 191618^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42960830525 + ... + 42960830532.

It is an arithmetic number, because the mean of its divisors is an integer number (100241937901).

Almost surely, 2^343686644228 is an apocalyptic number.

It is an amenable number.

343686644228 is a deficient number, since it is larger than the sum of its proper divisors (257764983178).

343686644228 is a wasteful number, since it uses less digits than its factorization.

343686644228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85921661061 (or 85921661059 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 56.

The spelling of 343686644228 in words is "three hundred forty-three billion, six hundred eighty-six million, six hundred forty-four thousand, two hundred twenty-eight".