13453216144 has 45 divisors (see below), whose sum is σ = 26408935371. Its totient is φ = 6639153120.

The previous prime is 13453216129. The next prime is 13453216163. The reversal of 13453216144 is 44161235431.

The square root of 13453216144 is 115988.

It is a perfect power (a square), and thus also a powerful number.

13453216144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 49642729 + ... + 49642999.

Almost surely, 2^13453216144 is an apocalyptic number.

13453216144 is the 115988-th square number.

It is an amenable number.

13453216144 is a deficient number, since it is larger than the sum of its proper divisors (12955719227).

13453216144 is an frugal number, since it uses more digits than its factorization.

13453216144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764 (or 380 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The spelling of 13453216144 in words is "thirteen billion, four hundred fifty-three million, two hundred sixteen thousand, one hundred forty-four".