52445163960 has 448 divisors, whose sum is σ = 211006010880. Its totient is φ = 11465245440.

The previous prime is 52445163959. The next prime is 52445163977. The reversal of 52445163960 is 6936154425.

52445163960 is a `hidden beast` number, since 5 + 2 + 4 + 4 + 5 + 1 + 639 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 4689175 + ... + 4700345.

It is an arithmetic number, because the mean of its divisors is an integer number (470995560).

Almost surely, 2^52445163960 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 52445163960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105503005440).

52445163960 is an abundant number, since it is smaller than the sum of its proper divisors (158560846920).

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

52445163960 is a wasteful number, since it uses less digits than its factorization.

52445163960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11230 (or 11211 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 52445163960 in words is "fifty-two billion, four hundred forty-five million, one hundred sixty-three thousand, nine hundred sixty".