5331536643544 has 64 divisors (see below), whose sum is σ = 10125373658400. Its totient is φ = 2631627823104.

The previous prime is 5331536643509. The next prime is 5331536643547. The reversal of 5331536643544 is 4453466351335.

It is a junction number, because it is equal to n+sod(n) for n = 5331536643491 and 5331536643500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5331536643547) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 481049827 + ... + 481060909.

Almost surely, 2^{5331536643544} is an apocalyptic number.

It is an amenable number.

5331536643544 is a deficient number, since it is larger than the sum of its proper divisors (4793837014856).

5331536643544 is a wasteful number, since it uses less digits than its factorization.

5331536643544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13172 (or 13168 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 52.

The spelling of 5331536643544 in words is "five trillion, three hundred thirty-one billion, five hundred thirty-six million, six hundred forty-three thousand, five hundred forty-four".