43927403466281 has 2 divisors, whose sum is σ = 43927403466282. Its totient is φ = 43927403466280.

The previous prime is 43927403466227. The next prime is 43927403466301. The reversal of 43927403466281 is 18266430472934.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33520811360656 + 10406592105625 = 5789716^2 + 3225925^2 .

It is a cyclic number.

It is not a de Polignac number, because 43927403466281 - 2⁶ = 43927403466217 is a prime.

It is a super-2 number, since 2×43927403466281² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43927403466281.

It is not a weakly prime, because it can be changed into another prime (43927403466781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21963701733140 + 21963701733141.

It is an arithmetic number, because the mean of its divisors is an integer number (21963701733141).

Almost surely, 2^{43927403466281} is an apocalyptic number.

It is an amenable number.

43927403466281 is a deficient number, since it is larger than the sum of its proper divisors (1).

43927403466281 is an equidigital number, since it uses as much as digits as its factorization.

43927403466281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41803776, while the sum is 59.

The spelling of 43927403466281 in words is "forty-three trillion, nine hundred twenty-seven billion, four hundred three million, four hundred sixty-six thousand, two hundred eighty-one".