343851722644 has 6 divisors (see below), whose sum is σ = 601740514634. Its totient is φ = 171925861320.

The previous prime is 343851722611. The next prime is 343851722647. The reversal of 343851722644 is 446227158343.

It can be written as a sum of positive squares in only one way, i.e., 298784678544 + 45067044100 = 546612^2 + 212290^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343851722647) 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 as a sum of consecutive naturals, namely, 42981465327 + ... + 42981465334.

Almost surely, 2^343851722644 is an apocalyptic number.

It is an amenable number.

343851722644 is a deficient number, since it is larger than the sum of its proper divisors (257888791990).

343851722644 is a wasteful number, since it uses less digits than its factorization.

343851722644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85962930665 (or 85962930663 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 49.

The spelling of 343851722644 in words is "three hundred forty-three billion, eight hundred fifty-one million, seven hundred twenty-two thousand, six hundred forty-four".