44423133433993 has 2 divisors, whose sum is σ = 44423133433994. Its totient is φ = 44423133433992.

The previous prime is 44423133433963. The next prime is 44423133434059. The reversal of 44423133433993 is 39933433132444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38187060666624 + 6236072767369 = 6179568^2 + 2497213^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44423133433993 is a prime.

It is not a weakly prime, because it can be changed into another prime (44423133433963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22211566716996 + 22211566716997.

It is an arithmetic number, because the mean of its divisors is an integer number (22211566716997).

Almost surely, 2^{44423133433993} is an apocalyptic number.

It is an amenable number.

44423133433993 is a deficient number, since it is larger than the sum of its proper divisors (1).

44423133433993 is an equidigital number, since it uses as much as digits as its factorization.

44423133433993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30233088, while the sum is 55.

The spelling of 44423133433993 in words is "forty-four trillion, four hundred twenty-three billion, one hundred thirty-three million, four hundred thirty-three thousand, nine hundred ninety-three".