6144644145 has 8 divisors (see below), whose sum is σ = 9831430656. Its totient is φ = 3277143536.

The previous prime is 6144644119. The next prime is 6144644197. The reversal of 6144644145 is 5414464416.

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

It is a cyclic number.

It is not a de Polignac number, because 6144644145 - 2⁵ = 6144644113 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204821457 + ... + 204821486.

It is an arithmetic number, because the mean of its divisors is an integer number (1228928832).

Almost surely, 2^6144644145 is an apocalyptic number.

It is an amenable number.

6144644145 is a deficient number, since it is larger than the sum of its proper divisors (3686786511).

6144644145 is a wasteful number, since it uses less digits than its factorization.

6144644145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409642951.

The product of its digits is 184320, while the sum is 39.

The square root of 6144644145 is about 78387.7805847314. The cubic root of 6144644145 is about 1831.6067929628.

The spelling of 6144644145 in words is "six billion, one hundred forty-four million, six hundred forty-four thousand, one hundred forty-five".