52849616550 has 192 divisors, whose sum is σ = 137353708800. Its totient is φ = 13437204480.

The previous prime is 52849616513. The next prime is 52849616563. The reversal of 52849616550 is 5561694825.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 52849616493 and 52849616502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 50380426 + ... + 50381474.

It is an arithmetic number, because the mean of its divisors is an integer number (715383900).

Almost surely, 2^52849616550 is an apocalyptic number.

52849616550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 52849616550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68676854400).

52849616550 is an abundant number, since it is smaller than the sum of its proper divisors (84504092250).

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

52849616550 is a wasteful number, since it uses less digits than its factorization.

52849616550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287 (or 1282 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 51.

The spelling of 52849616550 in words is "fifty-two billion, eight hundred forty-nine million, six hundred sixteen thousand, five hundred fifty".