44106561827257 has 2 divisors, whose sum is σ = 44106561827258. Its totient is φ = 44106561827256.

The previous prime is 44106561827221. The next prime is 44106561827281. The reversal of 44106561827257 is 75272816560144.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34165556407161 + 9941005420096 = 5845131^2 + 3152936^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44106561827257 is a prime.

It is not a weakly prime, because it can be changed into another prime (44106561827287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22053280913628 + 22053280913629.

It is an arithmetic number, because the mean of its divisors is an integer number (22053280913629).

Almost surely, 2^{44106561827257} is an apocalyptic number.

It is an amenable number.

44106561827257 is a deficient number, since it is larger than the sum of its proper divisors (1).

44106561827257 is an equidigital number, since it uses as much as digits as its factorization.

44106561827257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22579200, while the sum is 58.

The spelling of 44106561827257 in words is "forty-four trillion, one hundred six billion, five hundred sixty-one million, eight hundred twenty-seven thousand, two hundred fifty-seven".