13266451105 has 8 divisors (see below), whose sum is σ = 16180721064. Its totient is φ = 10439174400.

The previous prime is 13266451097. The next prime is 13266451141. The reversal of 13266451105 is 50115466231.

It can be written as a sum of positive squares in 4 ways, for example, as 596922624 + 12669528481 = 24432^2 + 112559^2 .

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

It is not a de Polignac number, because 13266451105 - 2³ = 13266451097 is a prime.

It is a Duffinian 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, 21747976 + ... + 21748585.

It is an arithmetic number, because the mean of its divisors is an integer number (2022590133).

Almost surely, 2^13266451105 is an apocalyptic number.

It is an amenable number.

13266451105 is a deficient number, since it is larger than the sum of its proper divisors (2914269959).

13266451105 is an equidigital number, since it uses as much as digits as its factorization.

13266451105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43496627.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 13266451105 in words is "thirteen billion, two hundred sixty-six million, four hundred fifty-one thousand, one hundred five".