266798016 has 112 divisors (see below), whose sum is σ = 792480000. Its totient is φ = 88010496.

The previous prime is 266798003. The next prime is 266798027. The reversal of 266798016 is 610897662.

266798016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177235 + ... + 178733.

Almost surely, 2^266798016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266798016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396240000).

266798016 is an abundant number, since it is smaller than the sum of its proper divisors (525681984).

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

266798016 is a wasteful number, since it uses less digits than its factorization.

266798016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623 (or 1607 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 266798016 is about 16333.9528589990. The cubic root of 266798016 is about 643.7652527130.

The spelling of 266798016 in words is "two hundred sixty-six million, seven hundred ninety-eight thousand, sixteen".