7072067865817 has 2 divisors, whose sum is σ = 7072067865818. Its totient is φ = 7072067865816.

The previous prime is 7072067865769. The next prime is 7072067865859. The reversal of 7072067865817 is 7185687602707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4256447629456 + 2815620236361 = 2063116^2 + 1677981^2 .

It is a cyclic number.

It is not a de Polignac number, because 7072067865817 - 2²³ = 7072059477209 is a prime.

It is not a weakly prime, because it can be changed into another prime (7079067865817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3536033932908 + 3536033932909.

It is an arithmetic number, because the mean of its divisors is an integer number (3536033932909).

Almost surely, 2^{7072067865817} is an apocalyptic number.

It is an amenable number.

7072067865817 is a deficient number, since it is larger than the sum of its proper divisors (1).

7072067865817 is an equidigital number, since it uses as much as digits as its factorization.

7072067865817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55319040, while the sum is 64.

The spelling of 7072067865817 in words is "seven trillion, seventy-two billion, sixty-seven million, eight hundred sixty-five thousand, eight hundred seventeen".