266241160777 has 4 divisors (see below), whose sum is σ = 266595677056. Its totient is φ = 265886644500.

The previous prime is 266241160741. The next prime is 266241160793. The reversal of 266241160777 is 777061142662.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 266241160777 - 2²⁷ = 266106943049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 266241160777.

It is not an unprimeable number, because it can be changed into a prime (266241160177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177257013 + ... + 177258514.

It is an arithmetic number, because the mean of its divisors is an integer number (66648919264).

Almost surely, 2^266241160777 is an apocalyptic number.

It is an amenable number.

266241160777 is a deficient number, since it is larger than the sum of its proper divisors (354516279).

266241160777 is an equidigital number, since it uses as much as digits as its factorization.

266241160777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354516278.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 266241160777 in words is "two hundred sixty-six billion, two hundred forty-one million, one hundred sixty thousand, seven hundred seventy-seven".