201224444345543 has 8 divisors (see below), whose sum is σ = 202801069680000. Its totient is φ = 199648433570040.

The previous prime is 201224444345537. The next prime is 201224444345597. The reversal of 201224444345543 is 345543444422102.

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 201224444345543 - 2⁴ = 201224444345527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201224444345503) 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, 152982305 + ... + 154292042.

It is an arithmetic number, because the mean of its divisors is an integer number (25350133710000).

Almost surely, 2^{201224444345543} is an apocalyptic number.

201224444345543 is a deficient number, since it is larger than the sum of its proper divisors (1576625334457).

201224444345543 is a wasteful number, since it uses less digits than its factorization.

201224444345543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307279477.

The product of its (nonzero) digits is 7372800, while the sum is 47.

Adding to 201224444345543 its reverse (345543444422102), we get a palindrome (546767888767645).

The spelling of 201224444345543 in words is "two hundred one trillion, two hundred twenty-four billion, four hundred forty-four million, three hundred forty-five thousand, five hundred forty-three".