52015022000 has 80 divisors (see below), whose sum is σ = 127364764800. Its totient is φ = 20542579200.

The previous prime is 52015021997. The next prime is 52015022011. The reversal of 52015022000 is 22051025.

52015022000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 52015022000.

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, 6605 + ... + 322604.

It is an arithmetic number, because the mean of its divisors is an integer number (1592059560).

Almost surely, 2^52015022000 is an apocalyptic number.

52015022000 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 52015022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63682382400).

52015022000 is an abundant number, since it is smaller than the sum of its proper divisors (75349742800).

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

52015022000 is a wasteful number, since it uses less digits than its factorization.

52015022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329311 (or 329295 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

Adding to 52015022000 its reverse (22051025), we get a palindrome (52037073025).

The spelling of 52015022000 in words is "fifty-two billion, fifteen million, twenty-two thousand".