52285355808 has 192 divisors, whose sum is σ = 166169687040. Its totient is φ = 14061745152.

The previous prime is 52285355761. The next prime is 52285355831. The reversal of 52285355808 is 80855358225.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1991535 + ... + 2017617.

It is an arithmetic number, because the mean of its divisors is an integer number (865467120).

Almost surely, 2^52285355808 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 52285355808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83084843520).

52285355808 is an abundant number, since it is smaller than the sum of its proper divisors (113884331232).

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

52285355808 is a wasteful number, since it uses less digits than its factorization.

52285355808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26279 (or 26271 counting only the distinct ones).

The product of its (nonzero) digits is 3840000, while the sum is 51.

The spelling of 52285355808 in words is "fifty-two billion, two hundred eighty-five million, three hundred fifty-five thousand, eight hundred eight".