266541266022263 has 8 divisors (see below), whose sum is σ = 272741535948288. Its totient is φ = 260341070452344.

The previous prime is 266541266022167. The next prime is 266541266022281. The reversal of 266541266022263 is 362220662145662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 266541266022263 - 2³² = 266536971054967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266541266622263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11303495 + ... + 25707032.

It is an arithmetic number, because the mean of its divisors is an integer number (34092691993536).

Almost surely, 2^{266541266022263} is an apocalyptic number.

266541266022263 is a deficient number, since it is larger than the sum of its proper divisors (6200269926025).

266541266022263 is a wasteful number, since it uses less digits than its factorization.

266541266022263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37178053.

The product of its (nonzero) digits is 14929920, while the sum is 53.

The spelling of 266541266022263 in words is "two hundred sixty-six trillion, five hundred forty-one billion, two hundred sixty-six million, twenty-two thousand, two hundred sixty-three".