266450435441 has 4 divisors (see below), whose sum is σ = 266459938032. Its totient is φ = 266440932852.

The previous prime is 266450435437. The next prime is 266450435467. The reversal of 266450435441 is 144534054662.

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 266450435441 - 2² = 266450435437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 266450435392 and 266450435401.

It is not an unprimeable number, because it can be changed into a prime (266450435401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4709111 + ... + 4765356.

It is an arithmetic number, because the mean of its divisors is an integer number (66614984508).

Almost surely, 2^266450435441 is an apocalyptic number.

It is an amenable number.

266450435441 is a deficient number, since it is larger than the sum of its proper divisors (9502591).

266450435441 is an equidigital number, since it uses as much as digits as its factorization.

266450435441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9502590.

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 266450435441 in words is "two hundred sixty-six billion, four hundred fifty million, four hundred thirty-five thousand, four hundred forty-one".