343143400522 has 16 divisors (see below), whose sum is σ = 556079537160. Its totient is φ = 157867886592.

The previous prime is 343143400519. The next prime is 343143400541. The reversal of 343143400522 is 225004341343.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 112225670001 + 230917730521 = 335001^2 + 480539^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21074647 + ... + 21090922.

Almost surely, 2^343143400522 is an apocalyptic number.

343143400522 is a deficient number, since it is larger than the sum of its proper divisors (212936136638).

343143400522 is a wasteful number, since it uses less digits than its factorization.

343143400522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42165897.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 343143400522 its reverse (225004341343), we get a palindrome (568147741865).

The spelling of 343143400522 in words is "three hundred forty-three billion, one hundred forty-three million, four hundred thousand, five hundred twenty-two".