266202672 has 20 divisors (see below), whose sum is σ = 687690360. Its totient is φ = 88734208.

The previous prime is 266202659. The next prime is 266202691. The reversal of 266202672 is 276202662.

266202672 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 3 ways as a sum of consecutive naturals, for example, 2772897 + ... + 2772992.

It is an arithmetic number, because the mean of its divisors is an integer number (34384518).

Almost surely, 2^266202672 is an apocalyptic number.

It is an amenable number.

266202672 is an abundant number, since it is smaller than the sum of its proper divisors (421487688).

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

266202672 is a wasteful number, since it uses less digits than its factorization.

266202672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5545900 (or 5545894 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 266202672 is about 16315.7185560428. The cubic root of 266202672 is about 643.2860547344.

It can be divided in two parts, 26620 and 2672, that added together give a palindrome (29292).

The spelling of 266202672 in words is "two hundred sixty-six million, two hundred two thousand, six hundred seventy-two".