10687502977169 has 2 divisors, whose sum is σ = 10687502977170. Its totient is φ = 10687502977168.

The previous prime is 10687502977127. The next prime is 10687502977231. The reversal of 10687502977169 is 96177920578601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10648343712400 + 39159264769 = 3263180^2 + 197887^2 .

It is an emirp because it is prime and its reverse (96177920578601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10687502977169 is a prime.

It is a super-2 number, since 2×10687502977169² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10687502977099 and 10687502977108.

It is not a weakly prime, because it can be changed into another prime (10687502971169) 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, 5343751488584 + 5343751488585.

It is an arithmetic number, because the mean of its divisors is an integer number (5343751488585).

Almost surely, 2^{10687502977169} is an apocalyptic number.

It is an amenable number.

10687502977169 is a deficient number, since it is larger than the sum of its proper divisors (1).

10687502977169 is an equidigital number, since it uses as much as digits as its factorization.

10687502977169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80015040, while the sum is 68.

The spelling of 10687502977169 in words is "ten trillion, six hundred eighty-seven billion, five hundred two million, nine hundred seventy-seven thousand, one hundred sixty-nine".