53761784832 has 176 divisors, whose sum is σ = 181962251520. Its totient is φ = 15360454656.

The previous prime is 53761784773. The next prime is 53761784873. The reversal of 53761784832 is 23848716735.

It is a happy number.

53761784832 is a `hidden beast` number, since 5 + 37 + 61 + 78 + 483 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54643 + ... + 332429.

Almost surely, 2^53761784832 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 53761784832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90981125760).

53761784832 is an abundant number, since it is smaller than the sum of its proper divisors (128200466688).

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

53761784832 is a wasteful number, since it uses less digits than its factorization.

53761784832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277823 (or 277799 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 54.

The spelling of 53761784832 in words is "fifty-three billion, seven hundred sixty-one million, seven hundred eighty-four thousand, eight hundred thirty-two".