105871782266 has 16 divisors (see below), whose sum is σ = 168157601856. Its totient is φ = 49819555776.

The previous prime is 105871782259. The next prime is 105871782271. The reversal of 105871782266 is 662287178501.

It is a super-2 number, since 2×105871782266² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 751385 + ... + 881091.

It is an arithmetic number, because the mean of its divisors is an integer number (10509850116).

Almost surely, 2^105871782266 is an apocalyptic number.

105871782266 is a deficient number, since it is larger than the sum of its proper divisors (62285819590).

105871782266 is a wasteful number, since it uses less digits than its factorization.

105871782266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153733.

The product of its (nonzero) digits is 2257920, while the sum is 53.

The spelling of 105871782266 in words is "one hundred five billion, eight hundred seventy-one million, seven hundred eighty-two thousand, two hundred sixty-six".