13132268194 has 4 divisors (see below), whose sum is σ = 19698402294. Its totient is φ = 6566134096.

The previous prime is 13132268173. The next prime is 13132268207. The reversal of 13132268194 is 49186223131.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 12879299169 + 252969025 = 113487^2 + 15905^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3283067047 + ... + 3283067050.

Almost surely, 2^13132268194 is an apocalyptic number.

13132268194 is a deficient number, since it is larger than the sum of its proper divisors (6566134100).

13132268194 is an equidigital number, since it uses as much as digits as its factorization.

13132268194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6566134099.

The product of its digits is 62208, while the sum is 40.

The spelling of 13132268194 in words is "thirteen billion, one hundred thirty-two million, two hundred sixty-eight thousand, one hundred ninety-four".