266041365642222 has 16 divisors (see below), whose sum is σ = 534309018865920. Its totient is φ = 88309407283832.

The previous prime is 266041365642187. The next prime is 266041365642263. The reversal of 266041365642222 is 222246563140662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92761981008 + ... + 92761983875.

It is an arithmetic number, because the mean of its divisors is an integer number (33394313679120).

Almost surely, 2^{266041365642222} is an apocalyptic number.

266041365642222 is an abundant number, since it is smaller than the sum of its proper divisors (268267653223698).

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

266041365642222 is a wasteful number, since it uses less digits than its factorization.

266041365642222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185523965127.

The product of its (nonzero) digits is 9953280, while the sum is 51.

The spelling of 266041365642222 in words is "two hundred sixty-six trillion, forty-one billion, three hundred sixty-five million, six hundred forty-two thousand, two hundred twenty-two".