266049168 has 80 divisors (see below), whose sum is σ = 856897536. Its totient is φ = 69102720.

The previous prime is 266049163. The next prime is 266049209. The reversal of 266049168 is 861940662.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (266049163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32296 + ... + 39687.

Almost surely, 2^266049168 is an apocalyptic number.

266049168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

266049168 is an abundant number, since it is smaller than the sum of its proper divisors (590848368).

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

266049168 is a wasteful number, since it uses less digits than its factorization.

266049168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72012 (or 72006 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 266049168 is about 16311.0137024037. The cubic root of 266049168 is about 643.1623820850.

The spelling of 266049168 in words is "two hundred sixty-six million, forty-nine thousand, one hundred sixty-eight".