10666259634 has 32 divisors (see below), whose sum is σ = 23002983360. Its totient is φ = 3286137600.

The previous prime is 10666259633. The next prime is 10666259647. The reversal of 10666259634 is 43695266601.

It is a happy number.

10666259634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10666259634² (a number of 21 digits) contains 22 as substring.

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 in 15 ways as a sum of consecutive naturals, for example, 1136347 + ... + 1145694.

It is an arithmetic number, because the mean of its divisors is an integer number (718843230).

Almost surely, 2^10666259634 is an apocalyptic number.

10666259634 is an abundant number, since it is smaller than the sum of its proper divisors (12336723726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10666259634 is a wasteful number, since it uses less digits than its factorization.

10666259634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282106.

The product of its (nonzero) digits is 1399680, while the sum is 48.

The spelling of 10666259634 in words is "ten billion, six hundred sixty-six million, two hundred fifty-nine thousand, six hundred thirty-four".