5175982986887 has 4 divisors (see below), whose sum is σ = 5176095581160. Its totient is φ = 5175870392616.

The previous prime is 5175982986851. The next prime is 5175982986917. The reversal of 5175982986887 is 7886892895715.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5175982986887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5175982986817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56228153 + ... + 56320130.

It is an arithmetic number, because the mean of its divisors is an integer number (1294023895290).

Almost surely, 2^{5175982986887} is an apocalyptic number.

5175982986887 is a deficient number, since it is larger than the sum of its proper divisors (112594273).

5175982986887 is a wasteful number, since it uses less digits than its factorization.

5175982986887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112594272.

The product of its digits is 4877107200, while the sum is 83.

The spelling of 5175982986887 in words is "five trillion, one hundred seventy-five billion, nine hundred eighty-two million, nine hundred eighty-six thousand, eight hundred eighty-seven".