224335505556643 has 4 divisors (see below), whose sum is σ = 241592082907168. Its totient is φ = 207078928206120.

The previous prime is 224335505556557. The next prime is 224335505556661. The reversal of 224335505556643 is 346655505533422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 224335505556643 - 2²⁵ = 224335472002211 is a prime.

It is a super-3 number, since 3×224335505556643³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224335505551643) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8628288675243 + ... + 8628288675268.

It is an arithmetic number, because the mean of its divisors is an integer number (60398020726792).

Almost surely, 2^{224335505556643} is an apocalyptic number.

224335505556643 is a deficient number, since it is larger than the sum of its proper divisors (17256577350525).

224335505556643 is a wasteful number, since it uses less digits than its factorization.

224335505556643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17256577350524.

The product of its (nonzero) digits is 194400000, while the sum is 58.

The spelling of 224335505556643 in words is "two hundred twenty-four trillion, three hundred thirty-five billion, five hundred five million, five hundred fifty-six thousand, six hundred forty-three".