52381743552 has 280 divisors, whose sum is σ = 160181428176. Its totient is φ = 16917368832.

The previous prime is 52381743523. The next prime is 52381743593. The reversal of 52381743552 is 25534718325.

52381743552 is a `hidden beast` number, since 5 + 23 + 8 + 1 + 74 + 3 + 552 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 52381743498 and 52381743507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 22803268 + ... + 22805564.

Almost surely, 2^52381743552 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 52381743552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80090714088).

52381743552 is an abundant number, since it is smaller than the sum of its proper divisors (107799684624).

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

52381743552 is a wasteful number, since it uses less digits than its factorization.

52381743552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457 (or 2438 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The spelling of 52381743552 in words is "fifty-two billion, three hundred eighty-one million, seven hundred forty-three thousand, five hundred fifty-two".