52004152320 has 176 divisors, whose sum is σ = 166514443200. Its totient is φ = 13852573696.

The previous prime is 52004152301. The next prime is 52004152327. The reversal of 52004152320 is 2325140025.

It is a super-2 number, since 2×52004152320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (52004152327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24774631 + ... + 24776729.

Almost surely, 2^52004152320 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 52004152320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83257221600).

52004152320 is an abundant number, since it is smaller than the sum of its proper divisors (114510290880).

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

52004152320 is a wasteful number, since it uses less digits than its factorization.

52004152320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740 (or 3722 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 52004152320 its reverse (2325140025), we get a palindrome (54329292345).

The spelling of 52004152320 in words is "fifty-two billion, four million, one hundred fifty-two thousand, three hundred twenty".