10686558769429 has 2 divisors, whose sum is σ = 10686558769430. Its totient is φ = 10686558769428.

The previous prime is 10686558769423. The next prime is 10686558769487. The reversal of 10686558769429 is 92496785568601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10561102546225 + 125456223204 = 3249785^2 + 354198^2 .

It is a cyclic number.

It is not a de Polignac number, because 10686558769429 - 2²⁵ = 10686525214997 is a prime.

It is a super-2 number, since 2×10686558769429² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10686558769423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5343279384714 + 5343279384715.

It is an arithmetic number, because the mean of its divisors is an integer number (5343279384715).

Almost surely, 2^{10686558769429} is an apocalyptic number.

It is an amenable number.

10686558769429 is a deficient number, since it is larger than the sum of its proper divisors (1).

10686558769429 is an equidigital number, since it uses as much as digits as its factorization.

10686558769429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1567641600, while the sum is 76.

The spelling of 10686558769429 in words is "ten trillion, six hundred eighty-six billion, five hundred fifty-eight million, seven hundred sixty-nine thousand, four hundred twenty-nine".