266113326141001 has 4 divisors (see below), whose sum is σ = 275289647732100. Its totient is φ = 256937004549904.

The previous prime is 266113326140999. The next prime is 266113326141007. The reversal of 266113326141001 is 100141623311662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 95406009760000 + 170707316381001 = 9767600^2 + 13065501^2 .

It is a cyclic number.

It is not a de Polignac number, because 266113326141001 - 2¹ = 266113326140999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266113326141007) 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, 4588160795506 + ... + 4588160795563.

It is an arithmetic number, because the mean of its divisors is an integer number (68822411933025).

Almost surely, 2^{266113326141001} is an apocalyptic number.

It is an amenable number.

266113326141001 is a deficient number, since it is larger than the sum of its proper divisors (9176321591099).

266113326141001 is an equidigital number, since it uses as much as digits as its factorization.

266113326141001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9176321591098.

The product of its (nonzero) digits is 31104, while the sum is 37.

Adding to 266113326141001 its reverse (100141623311662), we get a palindrome (366254949452663).

The spelling of 266113326141001 in words is "two hundred sixty-six trillion, one hundred thirteen billion, three hundred twenty-six million, one hundred forty-one thousand, one".