875868868573 has 2 divisors, whose sum is σ = 875868868574. Its totient is φ = 875868868572.

The previous prime is 875868868559. The next prime is 875868868673. The reversal of 875868868573 is 375868868578.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 529115124409 + 346753744164 = 727403^2 + 588858^2 .

It is a cyclic number.

It is not a de Polignac number, because 875868868573 - 2¹³ = 875868860381 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 875868868493 and 875868868502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (875868868543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437934434286 + 437934434287.

It is an arithmetic number, because the mean of its divisors is an integer number (437934434287).

Almost surely, 2^875868868573 is an apocalyptic number.

It is an amenable number.

875868868573 is a deficient number, since it is larger than the sum of its proper divisors (1).

875868868573 is an equidigital number, since it uses as much as digits as its factorization.

875868868573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4335206400, while the sum is 79.

The spelling of 875868868573 in words is "eight hundred seventy-five billion, eight hundred sixty-eight million, eight hundred sixty-eight thousand, five hundred seventy-three".