84007573889069 has 2 divisors, whose sum is σ = 84007573889070. Its totient is φ = 84007573889068.

The previous prime is 84007573889011. The next prime is 84007573889123. The reversal of 84007573889069 is 96098837570048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73324318213444 + 10683255675625 = 8562962^2 + 3268525^2 .

It is a cyclic number.

It is not a de Polignac number, because 84007573889069 - 2⁴⁰ = 82908062261293 is a prime.

It is a super-2 number, since 2×84007573889069² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84007573888987 and 84007573889005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84007573886069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42003786944534 + 42003786944535.

It is an arithmetic number, because the mean of its divisors is an integer number (42003786944535).

Almost surely, 2^{84007573889069} is an apocalyptic number.

It is an amenable number.

84007573889069 is a deficient number, since it is larger than the sum of its proper divisors (1).

84007573889069 is an equidigital number, since it uses as much as digits as its factorization.

84007573889069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 731566080, while the sum is 74.

The spelling of 84007573889069 in words is "eighty-four trillion, seven billion, five hundred seventy-three million, eight hundred eighty-nine thousand, sixty-nine".