266144016 has 20 divisors (see below), whose sum is σ = 687538832. Its totient is φ = 88714656.

The previous prime is 266144003. The next prime is 266144023. The reversal of 266144016 is 610441662.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2772286 + ... + 2772381.

Almost surely, 2^266144016 is an apocalyptic number.

It is an amenable number.

266144016 is an abundant number, since it is smaller than the sum of its proper divisors (421394816).

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

266144016 is a wasteful number, since it uses less digits than its factorization.

266144016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5544678 (or 5544672 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 266144016 is about 16313.9209266197. The cubic root of 266144016 is about 643.2388033198.

Adding to 266144016 its reverse (610441662), we get a palindrome (876585678).

The spelling of 266144016 in words is "two hundred sixty-six million, one hundred forty-four thousand, sixteen".