105666666594 has 16 divisors (see below), whose sum is σ = 212853718560. Its totient is φ = 34968824640.

The previous prime is 105666666593. The next prime is 105666666617. The reversal of 105666666594 is 495666666501.

It is a super-2 number, since 2×105666666594² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105666666593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63348487 + ... + 63350154.

It is an arithmetic number, because the mean of its divisors is an integer number (13303357410).

Almost surely, 2^105666666594 is an apocalyptic number.

105666666594 is an abundant number, since it is smaller than the sum of its proper divisors (107187051966).

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

105666666594 is a wasteful number, since it uses less digits than its factorization.

105666666594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126698785.

The product of its (nonzero) digits is 41990400, while the sum is 60.

The spelling of 105666666594 in words is "one hundred five billion, six hundred sixty-six million, six hundred sixty-six thousand, five hundred ninety-four".