52550218500 has 192 divisors, whose sum is σ = 170481991680. Its totient is φ = 12489254400.

The previous prime is 52550218463. The next prime is 52550218517. The reversal of 52550218500 is 581205525.

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, 519037 + ... + 611963.

It is an arithmetic number, because the mean of its divisors is an integer number (887927040).

Almost surely, 2^52550218500 is an apocalyptic number.

52550218500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52550218500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85240995840).

52550218500 is an abundant number, since it is smaller than the sum of its proper divisors (117931773180).

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

52550218500 is a wasteful number, since it uses less digits than its factorization.

52550218500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92991 (or 92979 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 52550218500 in words is "fifty-two billion, five hundred fifty million, two hundred eighteen thousand, five hundred".