44363624161 has 2 divisors, whose sum is σ = 44363624162. Its totient is φ = 44363624160.

The previous prime is 44363624047. The next prime is 44363624171. The reversal of 44363624161 is 16142636344.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38978999761 + 5384624400 = 197431^2 + 73380^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44363624161 is a prime.

It is a super-2 number, since 2×44363624161² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44363624171) 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, 22181812080 + 22181812081.

It is an arithmetic number, because the mean of its divisors is an integer number (22181812081).

Almost surely, 2^44363624161 is an apocalyptic number.

It is an amenable number.

44363624161 is a deficient number, since it is larger than the sum of its proper divisors (1).

44363624161 is an equidigital number, since it uses as much as digits as its factorization.

44363624161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 40.

The spelling of 44363624161 in words is "forty-four billion, three hundred sixty-three million, six hundred twenty-four thousand, one hundred sixty-one".