52442405400 has 384 divisors, whose sum is σ = 213357772800. Its totient is φ = 10323417600.

The previous prime is 52442405387. The next prime is 52442405453. The reversal of 52442405400 is 450424425.

52442405400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 847929 + ... + 907671.

It is an arithmetic number, because the mean of its divisors is an integer number (555619200).

Almost surely, 2^52442405400 is an apocalyptic number.

52442405400 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 52442405400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106678886400).

52442405400 is an abundant number, since it is smaller than the sum of its proper divisors (160915367400).

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

52442405400 is a wasteful number, since it uses less digits than its factorization.

52442405400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59799 (or 59790 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 52442405400 its reverse (450424425), we get a palindrome (52892829825).

The spelling of 52442405400 in words is "fifty-two billion, four hundred forty-two million, four hundred five thousand, four hundred".