266682442856 has 32 divisors (see below), whose sum is σ = 507538478880. Its totient is φ = 131339208000.

The previous prime is 266682442813. The next prime is 266682442861. The reversal of 266682442856 is 658244286662.

It is a super-2 number, since 2×266682442856² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 266682442795 and 266682442804.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10718831 + ... + 10743681.

It is an arithmetic number, because the mean of its divisors is an integer number (15860577465).

Almost surely, 2^266682442856 is an apocalyptic number.

It is an amenable number.

266682442856 is a deficient number, since it is larger than the sum of its proper divisors (240856036024).

266682442856 is a wasteful number, since it uses less digits than its factorization.

266682442856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44945 (or 44941 counting only the distinct ones).

The product of its digits is 53084160, while the sum is 59.

The spelling of 266682442856 in words is "two hundred sixty-six billion, six hundred eighty-two million, four hundred forty-two thousand, eight hundred fifty-six".