66224044337 has 4 divisors (see below), whose sum is σ = 72244412016. Its totient is φ = 60203676660.

The previous prime is 66224044333. The next prime is 66224044339. The reversal of 66224044337 is 73344042266.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 66224044337 - 2² = 66224044333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66224044294 and 66224044303.

It is not an unprimeable number, because it can be changed into a prime (66224044333) 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, 3010183823 + ... + 3010183844.

It is an arithmetic number, because the mean of its divisors is an integer number (18061103004).

Almost surely, 2^66224044337 is an apocalyptic number.

It is an amenable number.

66224044337 is a deficient number, since it is larger than the sum of its proper divisors (6020367679).

66224044337 is a wasteful number, since it uses less digits than its factorization.

66224044337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6020367678.

The product of its (nonzero) digits is 580608, while the sum is 41.

The spelling of 66224044337 in words is "sixty-six billion, two hundred twenty-four million, forty-four thousand, three hundred thirty-seven".