643114224401 has 8 divisors (see below), whose sum is σ = 701751453984. Its totient is φ = 584505711520.

The previous prime is 643114224331. The next prime is 643114224427. The reversal of 643114224401 is 104422411346.

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

It is a cyclic number.

It is not a de Polignac number, because 643114224401 - 2¹⁰ = 643114223377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (643114224101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7132331 + ... + 7221936.

It is an arithmetic number, because the mean of its divisors is an integer number (87718931748).

Almost surely, 2^643114224401 is an apocalyptic number.

It is an amenable number.

643114224401 is a deficient number, since it is larger than the sum of its proper divisors (58637229583).

643114224401 is a wasteful number, since it uses less digits than its factorization.

643114224401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14358351.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 643114224401 its reverse (104422411346), we get a palindrome (747536635747).

The spelling of 643114224401 in words is "six hundred forty-three billion, one hundred fourteen million, two hundred twenty-four thousand, four hundred one".