52163718912000 has 576 divisors, whose sum is σ = 194505434978400. Its totient is φ = 13430641459200.

The previous prime is 52163718911929. The next prime is 52163718912143. The reversal of 52163718912000 is 21981736125.

52163718912000 is a `hidden beast` number, since 5 + 2 + 1 + 637 + 1 + 8 + 9 + 1 + 2 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 66425647 + ... + 67206353.

Almost surely, 2^{52163718912000} is an apocalyptic number.

52163718912000 is a gapful number since it is divisible by the number (50) 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 52163718912000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97252717489200).

52163718912000 is an abundant number, since it is smaller than the sum of its proper divisors (142341716066400).

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

52163718912000 is a wasteful number, since it uses less digits than its factorization.

52163718912000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780779 (or 780746 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 52163718912000 in words is "fifty-two trillion, one hundred sixty-three billion, seven hundred eighteen million, nine hundred twelve thousand".