5381645144 has 16 divisors (see below), whose sum is σ = 10095632520. Its totient is φ = 2689476480.

The previous prime is 5381645141. The next prime is 5381645233. The reversal of 5381645144 is 4415461835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5381645141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151169 + ... + 183344.

Almost surely, 2^5381645144 is an apocalyptic number.

It is an amenable number.

5381645144 is a deficient number, since it is larger than the sum of its proper divisors (4713987376).

5381645144 is a wasteful number, since it uses less digits than its factorization.

5381645144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336530 (or 336526 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 5381645144 is about 73359.6970004648. The cubic root of 5381645144 is about 1752.4206115022.

The spelling of 5381645144 in words is "five billion, three hundred eighty-one million, six hundred forty-five thousand, one hundred forty-four".