52544420520 has 64 divisors (see below), whose sum is σ = 157796622720. Its totient is φ = 13997324544.

The previous prime is 52544420503. The next prime is 52544420527. The reversal of 52544420520 is 2502444525.

52544420520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52544420520² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52544420527) 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, 110367 + ... + 342446.

It is an arithmetic number, because the mean of its divisors is an integer number (2465572230).

Almost surely, 2^52544420520 is an apocalyptic number.

It is an amenable number.

52544420520 is an abundant number, since it is smaller than the sum of its proper divisors (105252202200).

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

52544420520 is a wasteful number, since it uses less digits than its factorization.

52544420520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453794 (or 453790 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 33.

The spelling of 52544420520 in words is "fifty-two billion, five hundred forty-four million, four hundred twenty thousand, five hundred twenty".