44121245057 has 2 divisors, whose sum is σ = 44121245058. Its totient is φ = 44121245056.

The previous prime is 44121245033. The next prime is 44121245059. The reversal of 44121245057 is 75054212144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30448854016 + 13672391041 = 174496^2 + 116929^2 .

It is a cyclic number.

It is not a de Polignac number, because 44121245057 - 2¹⁴ = 44121228673 is a prime.

Together with 44121245059, 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 (44121245059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22060622528 + 22060622529.

It is an arithmetic number, because the mean of its divisors is an integer number (22060622529).

Almost surely, 2^44121245057 is an apocalyptic number.

It is an amenable number.

44121245057 is a deficient number, since it is larger than the sum of its proper divisors (1).

44121245057 is an equidigital number, since it uses as much as digits as its factorization.

44121245057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44800, while the sum is 35.

The spelling of 44121245057 in words is "forty-four billion, one hundred twenty-one million, two hundred forty-five thousand, fifty-seven".