402272946017 has 2 divisors, whose sum is σ = 402272946018. Its totient is φ = 402272946016.

The previous prime is 402272945911. The next prime is 402272946037. The reversal of 402272946017 is 710649272204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 290503752256 + 111769193761 = 538984^2 + 334319^2 .

It is a cyclic number.

It is not a de Polignac number, because 402272946017 - 2⁸ = 402272945761 is a prime.

It is not a weakly prime, because it can be changed into another prime (402272946037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201136473008 + 201136473009.

It is an arithmetic number, because the mean of its divisors is an integer number (201136473009).

Almost surely, 2^402272946017 is an apocalyptic number.

It is an amenable number.

402272946017 is a deficient number, since it is larger than the sum of its proper divisors (1).

402272946017 is an equidigital number, since it uses as much as digits as its factorization.

402272946017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 44.

The spelling of 402272946017 in words is "four hundred two billion, two hundred seventy-two million, nine hundred forty-six thousand, seventeen".