52748933616 has 320 divisors, whose sum is σ = 170378380800. Its totient is φ = 15526785024.

The previous prime is 52748933603. The next prime is 52748933683. The reversal of 52748933616 is 61633984725.

52748933616 is a `hidden beast` number, since 5 + 274 + 8 + 9 + 3 + 361 + 6 = 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 63 ways as a sum of consecutive naturals, for example, 14928586 + ... + 14932118.

It is an arithmetic number, because the mean of its divisors is an integer number (532432440).

Almost surely, 2^52748933616 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 52748933616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85189190400).

52748933616 is an abundant number, since it is smaller than the sum of its proper divisors (117629447184).

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

52748933616 is a wasteful number, since it uses less digits than its factorization.

52748933616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3693 (or 3681 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 52748933616 in words is "fifty-two billion, seven hundred forty-eight million, nine hundred thirty-three thousand, six hundred sixteen".