26306783066 has 16 divisors (see below), whose sum is σ = 40080474240. Its totient is φ = 12947631840.

The previous prime is 26306783057. The next prime is 26306783077. The reversal of 26306783066 is 66038760362.

It is a self number, because there is not a number n which added to its sum of digits gives 26306783066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199211 + ... + 303806.

It is an arithmetic number, because the mean of its divisors is an integer number (2505029640).

Almost surely, 2^26306783066 is an apocalyptic number.

26306783066 is a deficient number, since it is larger than the sum of its proper divisors (13773691174).

26306783066 is a wasteful number, since it uses less digits than its factorization.

26306783066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503429.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The spelling of 26306783066 in words is "twenty-six billion, three hundred six million, seven hundred eighty-three thousand, sixty-six".