52445268800 has 84 divisors (see below), whose sum is σ = 129141662976. Its totient is φ = 20962905600.

The previous prime is 52445268781. The next prime is 52445268803. The reversal of 52445268800 is 886254425.

52445268800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52445268803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2342459 + ... + 2364741.

Almost surely, 2^52445268800 is an apocalyptic number.

52445268800 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 52445268800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64570831488).

52445268800 is an abundant number, since it is smaller than the sum of its proper divisors (76696394176).

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

52445268800 is a wasteful number, since it uses less digits than its factorization.

52445268800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23776 (or 23761 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 44.

The spelling of 52445268800 in words is "fifty-two billion, four hundred forty-five million, two hundred sixty-eight thousand, eight hundred".