10666259636 has 6 divisors (see below), whose sum is σ = 18665954370. Its totient is φ = 5333129816.

The previous prime is 10666259633. The next prime is 10666259647. The reversal of 10666259636 is 63695266601.

10666259636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8462896036 + 2203363600 = 91994^2 + 46940^2 .

It is a super-2 number, since 2×10666259636² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10666259633) 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, 1333282451 + ... + 1333282458.

It is an arithmetic number, because the mean of its divisors is an integer number (3110992395).

Almost surely, 2^10666259636 is an apocalyptic number.

It is an amenable number.

10666259636 is a deficient number, since it is larger than the sum of its proper divisors (7999694734).

10666259636 is a wasteful number, since it uses less digits than its factorization.

10666259636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666564913 (or 2666564911 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 50.

The spelling of 10666259636 in words is "ten billion, six hundred sixty-six million, two hundred fifty-nine thousand, six hundred thirty-six".