266762937868 has 12 divisors (see below), whose sum is σ = 533525875792. Its totient is φ = 114326973360.

The previous prime is 266762937853. The next prime is 266762937899. The reversal of 266762937868 is 868739267662.

266762937868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

266762937868 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 266762937797 and 266762937806.

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 3 ways as a sum of consecutive naturals, for example, 4763623863 + ... + 4763623918.

Almost surely, 2^266762937868 is an apocalyptic number.

266762937868 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

266762937868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

266762937868 is a wasteful number, since it uses less digits than its factorization.

266762937868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9527247792 (or 9527247790 counting only the distinct ones).

The product of its digits is 438939648, while the sum is 70.

The spelling of 266762937868 in words is "two hundred sixty-six billion, seven hundred sixty-two million, nine hundred thirty-seven thousand, eight hundred sixty-eight".