13144294274 has 8 divisors (see below), whose sum is σ = 20039661948. Its totient is φ = 6464406960.

The previous prime is 13144294271. The next prime is 13144294327. The reversal of 13144294274 is 47249244131.

It can be written as a sum of positive squares in 2 ways, for example, as 8066734225 + 5077560049 = 89815^2 + 71257^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13144294271) 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, 53869937 + ... + 53870180.

Almost surely, 2^13144294274 is an apocalyptic number.

13144294274 is a deficient number, since it is larger than the sum of its proper divisors (6895367674).

13144294274 is a wasteful number, since it uses less digits than its factorization.

13144294274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107740180.

The product of its digits is 193536, while the sum is 41.

The spelling of 13144294274 in words is "thirteen billion, one hundred forty-four million, two hundred ninety-four thousand, two hundred seventy-four".