5644235155544 has 32 divisors (see below), whose sum is σ = 10721827386000. Its totient is φ = 2785322467200.

The previous prime is 5644235155519. The next prime is 5644235155579. The reversal of 5644235155544 is 4455515324465.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14892782 + ... + 15267069.

Almost surely, 2^{5644235155544} is an apocalyptic number.

It is an amenable number.

5644235155544 is a deficient number, since it is larger than the sum of its proper divisors (5077592230456).

5644235155544 is a wasteful number, since it uses less digits than its factorization.

5644235155544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30160163 (or 30160159 counting only the distinct ones).

The product of its digits is 28800000, while the sum is 53.

The spelling of 5644235155544 in words is "five trillion, six hundred forty-four billion, two hundred thirty-five million, one hundred fifty-five thousand, five hundred forty-four".