266083620907 has 8 divisors (see below), whose sum is σ = 288643211136. Its totient is φ = 243822833472.

The previous prime is 266083620871. The next prime is 266083620983. The reversal of 266083620907 is 709026380662.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 266083620907 - 2¹⁵ = 266083588139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266083620107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74698843 + ... + 74702404.

It is an arithmetic number, because the mean of its divisors is an integer number (36080401392).

Almost surely, 2^266083620907 is an apocalyptic number.

266083620907 is a deficient number, since it is larger than the sum of its proper divisors (22559590229).

266083620907 is a wasteful number, since it uses less digits than its factorization.

266083620907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149401397.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 266083620907 in words is "two hundred sixty-six billion, eighty-three million, six hundred twenty thousand, nine hundred seven".