873255565552387 has 2 divisors, whose sum is σ = 873255565552388. Its totient is φ = 873255565552386.

The previous prime is 873255565552187. The next prime is 873255565552417. The reversal of 873255565552387 is 783255565552378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 873255565552387 - 2⁴³ = 864459472530179 is a prime.

It is not a weakly prime, because it can be changed into another prime (873255565552087) 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, 436627782776193 + 436627782776194.

It is an arithmetic number, because the mean of its divisors is an integer number (436627782776194).

Almost surely, 2^{873255565552387} is an apocalyptic number.

873255565552387 is a deficient number, since it is larger than the sum of its proper divisors (1).

873255565552387 is an equidigital number, since it uses as much as digits as its factorization.

873255565552387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584000000, while the sum is 76.

Subtracting from 873255565552387 its reverse (783255565552378), we obtain a palindrome (90000000000009).

The spelling of 873255565552387 in words is "eight hundred seventy-three trillion, two hundred fifty-five billion, five hundred sixty-five million, five hundred fifty-two thousand, three hundred eighty-seven".