544330638011 has 2 divisors, whose sum is σ = 544330638012. Its totient is φ = 544330638010.

The previous prime is 544330637989. The next prime is 544330638013. The reversal of 544330638011 is 110836033445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544330638011 - 2¹⁰ = 544330636987 is a prime.

It is a super-2 number, since 2×544330638011² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 544330638013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (544330638013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272165319005 + 272165319006.

It is an arithmetic number, because the mean of its divisors is an integer number (272165319006).

Almost surely, 2^544330638011 is an apocalyptic number.

544330638011 is a deficient number, since it is larger than the sum of its proper divisors (1).

544330638011 is an equidigital number, since it uses as much as digits as its factorization.

544330638011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 544330638011 in words is "five hundred forty-four billion, three hundred thirty million, six hundred thirty-eight thousand, eleven".