1643354230022 has 8 divisors (see below), whose sum is σ = 2572206620976. Its totient is φ = 785952023032.

The previous prime is 1643354229983. The next prime is 1643354230033. The reversal of 1643354230022 is 2200324533461.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1643354230022² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17862545933 + ... + 17862546024.

It is an arithmetic number, because the mean of its divisors is an integer number (321525827622).

Almost surely, 2^{1643354230022} is an apocalyptic number.

1643354230022 is a deficient number, since it is larger than the sum of its proper divisors (928852390954).

1643354230022 is a wasteful number, since it uses less digits than its factorization.

1643354230022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35725091982.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 1643354230022 its reverse (2200324533461), we get a palindrome (3843678763483).

The spelling of 1643354230022 in words is "one trillion, six hundred forty-three billion, three hundred fifty-four million, two hundred thirty thousand, twenty-two".