52355447052 has 24 divisors (see below), whose sum is σ = 122461407600. Its totient is φ = 17409144576.

The previous prime is 52355447051. The next prime is 52355447113. The reversal of 52355447052 is 25074455325.

It is a junction number, because it is equal to n+sod(n) for n = 52355446995 and 52355447013.

It is not an unprimeable number, because it can be changed into a prime (52355447051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5328777 + ... + 5338592.

It is an arithmetic number, because the mean of its divisors is an integer number (5102558650).

Almost surely, 2^52355447052 is an apocalyptic number.

It is an amenable number.

52355447052 is an abundant number, since it is smaller than the sum of its proper divisors (70105960548).

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

52355447052 is a wasteful number, since it uses less digits than its factorization.

52355447052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10667785 (or 10667783 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 42.

The spelling of 52355447052 in words is "fifty-two billion, three hundred fifty-five million, four hundred forty-seven thousand, fifty-two".