44161100993 has 2 divisors, whose sum is σ = 44161100994. Its totient is φ = 44161100992.

The previous prime is 44161100981. The next prime is 44161101031. The reversal of 44161100993 is 39900116144.

It is an a-pointer prime, because the next prime (44161101031) can be obtained adding 44161100993 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30803058064 + 13358042929 = 175508^2 + 115577^2 .

It is a cyclic number.

It is not a de Polignac number, because 44161100993 - 2¹⁸ = 44160838849 is a prime.

It is not a weakly prime, because it can be changed into another prime (44161100593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22080550496 + 22080550497.

It is an arithmetic number, because the mean of its divisors is an integer number (22080550497).

Almost surely, 2^44161100993 is an apocalyptic number.

It is an amenable number.

44161100993 is a deficient number, since it is larger than the sum of its proper divisors (1).

44161100993 is an equidigital number, since it uses as much as digits as its factorization.

44161100993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 44161100993 in words is "forty-four billion, one hundred sixty-one million, one hundred thousand, nine hundred ninety-three".