266768448 has 56 divisors (see below), whose sum is σ = 730178880. Its totient is φ = 85854720.

The previous prime is 266768429. The next prime is 266768459. The reversal of 266768448 is 844867662.

It is a self number, because there is not a number n which added to its sum of digits gives 266768448.

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, 18388 + ... + 29523.

Almost surely, 2^266768448 is an apocalyptic number.

It is an amenable number.

266768448 is an abundant number, since it is smaller than the sum of its proper divisors (463410432).

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

266768448 is a wasteful number, since it uses less digits than its factorization.

266768448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47955 (or 47945 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The square root of 266768448 is about 16333.0477253941. The cubic root of 266768448 is about 643.7414699847.

The spelling of 266768448 in words is "two hundred sixty-six million, seven hundred sixty-eight thousand, four hundred forty-eight".