266114634614401 has 4 divisors (see below), whose sum is σ = 266536369376704. Its totient is φ = 265692899852100.

The previous prime is 266114634614369. The next prime is 266114634614429. The reversal of 266114634614401 is 104416436411662.

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 266114634614401 - 2⁵ = 266114634614369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266114634614461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210867380205 + ... + 210867381466.

It is an arithmetic number, because the mean of its divisors is an integer number (66634092344176).

Almost surely, 2^{266114634614401} is an apocalyptic number.

It is an amenable number.

266114634614401 is a deficient number, since it is larger than the sum of its proper divisors (421734762303).

266114634614401 is an equidigital number, since it uses as much as digits as its factorization.

266114634614401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421734762302.

The product of its (nonzero) digits is 1990656, while the sum is 49.

The spelling of 266114634614401 in words is "two hundred sixty-six trillion, one hundred fourteen billion, six hundred thirty-four million, six hundred fourteen thousand, four hundred one".