52532547444 has 108 divisors (see below), whose sum is σ = 144827810400. Its totient is φ = 16047315648.

The previous prime is 52532547413. The next prime is 52532547479. The reversal of 52532547444 is 44474523525.

52532547444 is a `hidden beast` number, since 5 + 2 + 532 + 5 + 4 + 74 + 44 = 666.

It is a super-2 number, since 2×52532547444² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52532547444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 814617 + ... + 876735.

Almost surely, 2^52532547444 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 52532547444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72413905200).

52532547444 is an abundant number, since it is smaller than the sum of its proper divisors (92295262956).

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

52532547444 is a wasteful number, since it uses less digits than its factorization.

52532547444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62294 (or 62276 counting only the distinct ones).

The product of its digits is 2688000, while the sum is 45.

The spelling of 52532547444 in words is "fifty-two billion, five hundred thirty-two million, five hundred forty-seven thousand, four hundred forty-four".