44047865347169 has 2 divisors, whose sum is σ = 44047865347170. Its totient is φ = 44047865347168.

The previous prime is 44047865347163. The next prime is 44047865347193. The reversal of 44047865347169 is 96174356874044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42859765347169 + 1188100000000 = 6546737^2 + 1090000^2 .

It is a cyclic number.

It is not a de Polignac number, because 44047865347169 - 2³² = 44043570379873 is a prime.

It is a super-2 number, since 2×44047865347169² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44047865347099 and 44047865347108.

It is not a weakly prime, because it can be changed into another prime (44047865347163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22023932673584 + 22023932673585.

It is an arithmetic number, because the mean of its divisors is an integer number (22023932673585).

Almost surely, 2^{44047865347169} is an apocalyptic number.

It is an amenable number.

44047865347169 is a deficient number, since it is larger than the sum of its proper divisors (1).

44047865347169 is an equidigital number, since it uses as much as digits as its factorization.

44047865347169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 487710720, while the sum is 68.

The spelling of 44047865347169 in words is "forty-four trillion, forty-seven billion, eight hundred sixty-five million, three hundred forty-seven thousand, one hundred sixty-nine".