52565846424 has 768 divisors, whose sum is σ = 183108441600. Its totient is φ = 12415721472.

The previous prime is 52565846413. The next prime is 52565846429. The reversal of 52565846424 is 42464856525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52565846429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 720080052 + ... + 720080124.

It is an arithmetic number, because the mean of its divisors is an integer number (238422450).

Almost surely, 2^52565846424 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 52565846424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91554220800).

52565846424 is an abundant number, since it is smaller than the sum of its proper divisors (130542595176).

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

52565846424 is a wasteful number, since it uses less digits than its factorization.

52565846424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 221 counting only the distinct ones).

The product of its digits is 9216000, while the sum is 51.

The spelling of 52565846424 in words is "fifty-two billion, five hundred sixty-five million, eight hundred forty-six thousand, four hundred twenty-four".