53534566543536 has 480 divisors, whose sum is σ = 169902741153600. Its totient is φ = 15619880263680.

The previous prime is 53534566543481. The next prime is 53534566543541. The reversal of 53534566543536 is 63534566543535.

It is a happy number.

53534566543536 is a `hidden beast` number, since 5 + 3 + 5 + 3 + 4 + 56 + 6 + 5 + 43 + 536 = 666.

53534566543536 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2261789110 + ... + 2261812778.

It is an arithmetic number, because the mean of its divisors is an integer number (353964044070).

Almost surely, 2^{53534566543536} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53534566543536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84951370576800).

53534566543536 is an abundant number, since it is smaller than the sum of its proper divisors (116368174610064).

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

53534566543536 is a wasteful number, since it uses less digits than its factorization.

53534566543536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24469 (or 24460 counting only the distinct ones).

The product of its digits is 874800000, while the sum is 63.

Subtracting 53534566543536 from its reverse (63534566543535), we obtain a palindrome (9999999999999).

The spelling of 53534566543536 in words is "fifty-three trillion, five hundred thirty-four billion, five hundred sixty-six million, five hundred forty-three thousand, five hundred thirty-six".