52558557282 has 144 divisors (see below), whose sum is σ = 145709220384. Its totient is φ = 13651268400.

The previous prime is 52558557281. The next prime is 52558557287. The reversal of 52558557282 is 28275585525.

52558557282 is a `hidden beast` number, since 5 + 2 + 5 + 5 + 8 + 557 + 2 + 82 = 666.

It is not an unprimeable number, because it can be changed into a prime (52558557281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1151557 + ... + 1196327.

It is an arithmetic number, because the mean of its divisors is an integer number (1011869586).

Almost surely, 2^52558557282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52558557282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72854610192).

52558557282 is an abundant number, since it is smaller than the sum of its proper divisors (93150663102).

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

52558557282 is a wasteful number, since it uses less digits than its factorization.

52558557282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44826 (or 44794 counting only the distinct ones).

The product of its digits is 11200000, while the sum is 54.

The spelling of 52558557282 in words is "fifty-two billion, five hundred fifty-eight million, five hundred fifty-seven thousand, two hundred eighty-two".