266144052 has 24 divisors (see below), whose sum is σ = 641036032. Its totient is φ = 85852800.

The previous prime is 266144051. The next prime is 266144089. The reversal of 266144052 is 250441662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266144051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357349 + ... + 358092.

Almost surely, 2^266144052 is an apocalyptic number.

It is an amenable number.

266144052 is an abundant number, since it is smaller than the sum of its proper divisors (374891980).

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

266144052 is a wasteful number, since it uses less digits than its factorization.

266144052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715479 (or 715477 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 266144052 is about 16313.9220299718. The cubic root of 266144052 is about 643.2388323223.

The spelling of 266144052 in words is "two hundred sixty-six million, one hundred forty-four thousand, fifty-two".