53168919552 has 528 divisors, whose sum is σ = 182146972800. Its totient is φ = 14624686080.

The previous prime is 53168919539. The next prime is 53168919569. The reversal of 53168919552 is 25591986135.

53168919552 is a `hidden beast` number, since 5 + 3 + 1 + 6 + 89 + 1 + 9 + 552 = 666.

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, 232178574 + ... + 232178802.

Almost surely, 2^53168919552 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 53168919552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91073486400).

53168919552 is an abundant number, since it is smaller than the sum of its proper divisors (128978053248).

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

53168919552 is a wasteful number, since it uses less digits than its factorization.

53168919552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 361 counting only the distinct ones).

The product of its digits is 2916000, while the sum is 54.

The spelling of 53168919552 in words is "fifty-three billion, one hundred sixty-eight million, nine hundred nineteen thousand, five hundred fifty-two".