266550872032 has 24 divisors (see below), whose sum is σ = 529866909936. Its totient is φ = 131981498112.

The previous prime is 266550871999. The next prime is 266550872053. The reversal of 266550872032 is 230278055662.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40432213 + ... + 40438804.

It is an arithmetic number, because the mean of its divisors is an integer number (22077787914).

Almost surely, 2^266550872032 is an apocalyptic number.

It is an amenable number.

266550872032 is a deficient number, since it is larger than the sum of its proper divisors (263316037904).

266550872032 is a wasteful number, since it uses less digits than its factorization.

266550872032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80871130 (or 80871122 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 266550872032 in words is "two hundred sixty-six billion, five hundred fifty million, eight hundred seventy-two thousand, thirty-two".