401443034443417 has 2 divisors, whose sum is σ = 401443034443418. Its totient is φ = 401443034443416.

The previous prime is 401443034443303. The next prime is 401443034443421. The reversal of 401443034443417 is 714344430344104.

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., 277761589124761 + 123681445318656 = 16666181^2 + 11121216^2 .

It is a cyclic number.

It is not a de Polignac number, because 401443034443417 - 2¹⁹ = 401443033919129 is a prime.

It is a super-2 number, since 2×401443034443417² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401443034443487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200721517221708 + 200721517221709.

It is an arithmetic number, because the mean of its divisors is an integer number (200721517221709).

Almost surely, 2^{401443034443417} is an apocalyptic number.

It is an amenable number.

401443034443417 is a deficient number, since it is larger than the sum of its proper divisors (1).

401443034443417 is an equidigital number, since it uses as much as digits as its factorization.

401443034443417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3096576, while the sum is 46.

The spelling of 401443034443417 in words is "four hundred one trillion, four hundred forty-three billion, thirty-four million, four hundred forty-three thousand, four hundred seventeen".