52565103217560 has 128 divisors (see below), whose sum is σ = 160402125312000. Its totient is φ = 13776855806976.

The previous prime is 52565103217541. The next prime is 52565103217631. The reversal of 52565103217560 is 6571230156525.

52565103217560 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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32696329 + ... + 34266311.

It is an arithmetic number, because the mean of its divisors is an integer number (1253141604000).

Almost surely, 2^{52565103217560} 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 52565103217560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80201062656000).

52565103217560 is an abundant number, since it is smaller than the sum of its proper divisors (107837022094440).

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

52565103217560 is a wasteful number, since it uses less digits than its factorization.

52565103217560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574785 (or 1574781 counting only the distinct ones).

The product of its (nonzero) digits is 1890000, while the sum is 48.

The spelling of 52565103217560 in words is "fifty-two trillion, five hundred sixty-five billion, one hundred three million, two hundred seventeen thousand, five hundred sixty".