10500550115689 has 2 divisors, whose sum is σ = 10500550115690. Its totient is φ = 10500550115688.

The previous prime is 10500550115599. The next prime is 10500550115729. The reversal of 10500550115689 is 98651105500501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6987605854464 + 3512944261225 = 2643408^2 + 1874285^2 .

It is a cyclic number.

It is not a de Polignac number, because 10500550115689 - 2¹⁵ = 10500550082921 is a prime.

It is a super-3 number, since 3×10500550115689³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (10500550115789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5250275057844 + 5250275057845.

It is an arithmetic number, because the mean of its divisors is an integer number (5250275057845).

Almost surely, 2^{10500550115689} is an apocalyptic number.

It is an amenable number.

10500550115689 is a deficient number, since it is larger than the sum of its proper divisors (1).

10500550115689 is an equidigital number, since it uses as much as digits as its factorization.

10500550115689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270000, while the sum is 46.

The spelling of 10500550115689 in words is "ten trillion, five hundred billion, five hundred fifty million, one hundred fifteen thousand, six hundred eighty-nine".