5388466538624 has 64 divisors (see below), whose sum is σ = 11601734177880. Its totient is φ = 2478133862400.

The previous prime is 5388466538519. The next prime is 5388466538629. The reversal of 5388466538624 is 4268356648835.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3374451433024 + 2014015105600 = 1836968^2 + 1419160^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (5388466538629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5294447 + ... + 6229614.

Almost surely, 2^{5388466538624} is an apocalyptic number.

It is an amenable number.

5388466538624 is an abundant number, since it is smaller than the sum of its proper divisors (6213267639256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5388466538624 is a wasteful number, since it uses less digits than its factorization.

5388466538624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11524369 (or 11524357 counting only the distinct ones).

The product of its digits is 796262400, while the sum is 68.

The spelling of 5388466538624 in words is "five trillion, three hundred eighty-eight billion, four hundred sixty-six million, five hundred thirty-eight thousand, six hundred twenty-four".