266420044 has 12 divisors (see below), whose sum is σ = 508620168. Its totient is φ = 121100000.

The previous prime is 266420041. The next prime is 266420053. The reversal of 266420044 is 440024662.

266420044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 266419994 and 266420021.

It is not an unprimeable number, because it can be changed into a prime (266420041) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3027457 + ... + 3027544.

It is an arithmetic number, because the mean of its divisors is an integer number (42385014).

Almost surely, 2^266420044 is an apocalyptic number.

It is an amenable number.

266420044 is a deficient number, since it is larger than the sum of its proper divisors (242200124).

266420044 is a wasteful number, since it uses less digits than its factorization.

266420044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055016 (or 6055014 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 266420044 is about 16322.3786256783. The cubic root of 266420044 is about 643.4611022295.

The spelling of 266420044 in words is "two hundred sixty-six million, four hundred twenty thousand, forty-four".