870646554468373 has 2 divisors, whose sum is σ = 870646554468374. Its totient is φ = 870646554468372.

The previous prime is 870646554468359. The next prime is 870646554468407. The reversal of 870646554468373 is 373864455646078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 591597480991729 + 279049073476644 = 24322777^2 + 16704762^2 .

It is a cyclic number.

It is not a de Polignac number, because 870646554468373 - 2⁹ = 870646554467861 is a prime.

It is a super-3 number, since 3×870646554468373³ (a number of 46 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 870646554468373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870646554468773) 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, 435323277234186 + 435323277234187.

It is an arithmetic number, because the mean of its divisors is an integer number (435323277234187).

Almost surely, 2^{870646554468373} is an apocalyptic number.

It is an amenable number.

870646554468373 is a deficient number, since it is larger than the sum of its proper divisors (1).

870646554468373 is an equidigital number, since it uses as much as digits as its factorization.

870646554468373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9754214400, while the sum is 76.

The spelling of 870646554468373 in words is "eight hundred seventy trillion, six hundred forty-six billion, five hundred fifty-four million, four hundred sixty-eight thousand, three hundred seventy-three".