343244144421 has 6 divisors (see below), whose sum is σ = 495797097510. Its totient is φ = 228829429608.

The previous prime is 343244144371. The next prime is 343244144471. The reversal of 343244144421 is 124441442343.

343244144421 is a `hidden beast` number, since 3 + 432 + 44 + 144 + 42 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (343244144371) and next prime (343244144471).

It can be written as a sum of positive squares in only one way, i.e., 224570784321 + 118673360100 = 473889^2 + 344490^2 .

It is not a de Polignac number, because 343244144421 - 2¹⁰ = 343244143397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343244144471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19069119126 + ... + 19069119143.

It is an arithmetic number, because the mean of its divisors is an integer number (82632849585).

Almost surely, 2^343244144421 is an apocalyptic number.

It is an amenable number.

343244144421 is a deficient number, since it is larger than the sum of its proper divisors (152552953089).

343244144421 is a wasteful number, since it uses less digits than its factorization.

343244144421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38138238275 (or 38138238272 counting only the distinct ones).

The product of its digits is 147456, while the sum is 36.

Adding to 343244144421 its reverse (124441442343), we get a palindrome (467685586764).

The spelling of 343244144421 in words is "three hundred forty-three billion, two hundred forty-four million, one hundred forty-four thousand, four hundred twenty-one".