2243555535443 has 4 divisors (see below), whose sum is σ = 2265768956688. Its totient is φ = 2221342114200.

The previous prime is 2243555535437. The next prime is 2243555535451. The reversal of 2243555535443 is 3445355553422.

It is a happy number.

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 2243555535443 - 2⁴ = 2243555535427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2243555535391 and 2243555535400.

It is not an unprimeable number, because it can be changed into a prime (2243555535743) 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, 11106710471 + ... + 11106710672.

It is an arithmetic number, because the mean of its divisors is an integer number (566442239172).

Almost surely, 2^{2243555535443} is an apocalyptic number.

2243555535443 is a deficient number, since it is larger than the sum of its proper divisors (22213421245).

2243555535443 is a wasteful number, since it uses less digits than its factorization.

2243555535443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22213421244.

The product of its digits is 21600000, while the sum is 50.

The spelling of 2243555535443 in words is "two trillion, two hundred forty-three billion, five hundred fifty-five million, five hundred thirty-five thousand, four hundred forty-three".