52321105600 has 336 divisors, whose sum is σ = 142412313600. Its totient is φ = 18842112000.

The previous prime is 52321105591. The next prime is 52321105601. The reversal of 52321105600 is 650112325.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (52321105601) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55601130 + ... + 55602070.

Almost surely, 2^52321105600 is an apocalyptic number.

52321105600 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 52321105600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71206156800).

52321105600 is an abundant number, since it is smaller than the sum of its proper divisors (90091208000).

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

52321105600 is a wasteful number, since it uses less digits than its factorization.

52321105600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072 (or 1057 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 52321105600 its reverse (650112325), we get a palindrome (52971217925).

The spelling of 52321105600 in words is "fifty-two billion, three hundred twenty-one million, one hundred five thousand, six hundred".