5538812138496 has 528 divisors, whose sum is σ = 19977931069824. Its totient is φ = 1438968250368.

The previous prime is 5538812138333. The next prime is 5538812138533. The reversal of 5538812138496 is 6948312188355.

5538812138496 is a `hidden beast` number, since 5 + 5 + 3 + 8 + 8 + 1 + 2 + 138 + 496 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56140666 + ... + 56239238.

Almost surely, 2^{5538812138496} is an apocalyptic number.

5538812138496 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5538812138496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9988965534912).

5538812138496 is an abundant number, since it is smaller than the sum of its proper divisors (14439118931328).

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

5538812138496 is a wasteful number, since it uses less digits than its factorization.

5538812138496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98686 (or 98665 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 63.

The spelling of 5538812138496 in words is "five trillion, five hundred thirty-eight billion, eight hundred twelve million, one hundred thirty-eight thousand, four hundred ninety-six".