52806452202 has 288 divisors, whose sum is σ = 148611585600. Its totient is φ = 13819740480.

The previous prime is 52806452189. The next prime is 52806452203. The reversal of 52806452202 is 20225460825.

52806452202 is a `hidden beast` number, since 5 + 2 + 8 + 0 + 645 + 2 + 2 + 0 + 2 = 666.

It is a super-2 number, since 2×52806452202² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52806452203) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 48312768 + ... + 48313860.

It is an arithmetic number, because the mean of its divisors is an integer number (516012450).

Almost surely, 2^52806452202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52806452202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74305792800).

52806452202 is an abundant number, since it is smaller than the sum of its proper divisors (95805133398).

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

52806452202 is a wasteful number, since it uses less digits than its factorization.

52806452202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199 (or 1155 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 52806452202 in words is "fifty-two billion, eight hundred six million, four hundred fifty-two thousand, two hundred two".