343274122816 has 21 divisors (see below), whose sum is σ = 681193888689. Its totient is φ = 171634717824.

The previous prime is 343274122799. The next prime is 343274122859. The reversal of 343274122816 is 618221472343.

The square root of 343274122816 is 585896.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 164933454400 + 178340668416 = 406120^2 + 422304^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4650550 + ... + 4723786.

Almost surely, 2^343274122816 is an apocalyptic number.

343274122816 is the 585896-th square number.

It is an amenable number.

343274122816 is a deficient number, since it is larger than the sum of its proper divisors (337919765873).

343274122816 is an frugal number, since it uses more digits than its factorization.

343274122816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146486 (or 73239 counting only the distinct ones).

The product of its digits is 387072, while the sum is 43.

The spelling of 343274122816 in words is "three hundred forty-three billion, two hundred seventy-four million, one hundred twenty-two thousand, eight hundred sixteen".