10687502887 has 2 divisors, whose sum is σ = 10687502888. Its totient is φ = 10687502886.

The previous prime is 10687502857. The next prime is 10687502893. The reversal of 10687502887 is 78820578601.

It is a happy number.

10687502887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10687502887 - 2²³ = 10679114279 is a prime.

It is a super-2 number, since 2×10687502887² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10687502857) 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 as a sum of consecutive naturals, namely, 5343751443 + 5343751444.

It is an arithmetic number, because the mean of its divisors is an integer number (5343751444).

Almost surely, 2^10687502887 is an apocalyptic number.

10687502887 is a deficient number, since it is larger than the sum of its proper divisors (1).

10687502887 is an equidigital number, since it uses as much as digits as its factorization.

10687502887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1505280, while the sum is 52.

The spelling of 10687502887 in words is "ten billion, six hundred eighty-seven million, five hundred two thousand, eight hundred eighty-seven".