52533324121242 has 64 divisors (see below), whose sum is σ = 106614604736640. Its totient is φ = 17254505309184.

The previous prime is 52533324121217. The next prime is 52533324121249. The reversal of 52533324121242 is 24212142333525.

It is a self number, because there is not a number n which added to its sum of digits gives 52533324121242.

It is not an unprimeable number, because it can be changed into a prime (52533324121249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 669030168 + ... + 669108684.

It is an arithmetic number, because the mean of its divisors is an integer number (1665853199010).

Almost surely, 2^{52533324121242} is an apocalyptic number.

52533324121242 is an abundant number, since it is smaller than the sum of its proper divisors (54081280615398).

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

52533324121242 is a wasteful number, since it uses less digits than its factorization.

52533324121242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82927.

The product of its digits is 345600, while the sum is 39.

Adding to 52533324121242 its reverse (24212142333525), we get a palindrome (76745466454767).

The spelling of 52533324121242 in words is "fifty-two trillion, five hundred thirty-three billion, three hundred twenty-four million, one hundred twenty-one thousand, two hundred forty-two".