266363801 has 16 divisors (see below), whose sum is σ = 298148928. Its totient is φ = 235872000.

The previous prime is 266363791. The next prime is 266363807. The reversal of 266363801 is 108363662.

It is a cyclic number.

It is not a de Polignac number, because 266363801 - 2⁶ = 266363737 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (266363807) 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, 283805 + ... + 284741.

It is an arithmetic number, because the mean of its divisors is an integer number (18634308).

Almost surely, 2^266363801 is an apocalyptic number.

It is an amenable number.

266363801 is a deficient number, since it is larger than the sum of its proper divisors (31785127).

266363801 is a wasteful number, since it uses less digits than its factorization.

266363801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 266363801 is about 16320.6556547217. The cubic root of 266363801 is about 643.4158194383.

The spelling of 266363801 in words is "two hundred sixty-six million, three hundred sixty-three thousand, eight hundred one".