13144878314 has 16 divisors (see below), whose sum is σ = 20831212800. Its totient is φ = 6210784944.

The previous prime is 13144878311. The next prime is 13144878317. The reversal of 13144878314 is 41387844131.

It is an interprime number because it is at equal distance from previous prime (13144878311) and next prime (13144878317).

It is not an unprimeable number, because it can be changed into a prime (13144878311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2408294 + ... + 2413745.

It is an arithmetic number, because the mean of its divisors is an integer number (1301950800).

Almost surely, 2^13144878314 is an apocalyptic number.

13144878314 is a deficient number, since it is larger than the sum of its proper divisors (7686334486).

13144878314 is a wasteful number, since it uses less digits than its factorization.

13144878314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822117.

The product of its digits is 258048, while the sum is 44.

The spelling of 13144878314 in words is "thirteen billion, one hundred forty-four million, eight hundred seventy-eight thousand, three hundred fourteen".