266143052 has 24 divisors (see below), whose sum is σ = 532939680. Its totient is φ = 113921280.

The previous prime is 266143043. The next prime is 266143123. The reversal of 266143052 is 250341662.

266143052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19274 + ... + 30062.

It is an arithmetic number, because the mean of its divisors is an integer number (22205820).

Almost surely, 2^266143052 is an apocalyptic number.

It is an amenable number.

266143052 is an abundant number, since it is smaller than the sum of its proper divisors (266796628).

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

266143052 is a wasteful number, since it uses less digits than its factorization.

266143052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11681 (or 11679 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 266143052 is about 16313.8913812738. The cubic root of 266143052 is about 643.2380266939.

The spelling of 266143052 in words is "two hundred sixty-six million, one hundred forty-three thousand, fifty-two".