52512535242 has 24 divisors (see below), whose sum is σ = 113889961380. Its totient is φ = 17486824320.

The previous prime is 52512535223. The next prime is 52512535247. The reversal of 52512535242 is 24253521525.

52512535242 is a `hidden beast` number, since 5 + 2 + 5 + 125 + 3 + 524 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 49849046361 + 2663488881 = 223269^2 + 51609^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52512535197 and 52512535206.

It is not an unprimeable number, because it can be changed into a prime (52512535247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1427509 + ... + 1463832.

Almost surely, 2^52512535242 is an apocalyptic number.

52512535242 is an abundant number, since it is smaller than the sum of its proper divisors (61377426138).

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

52512535242 is a wasteful number, since it uses less digits than its factorization.

52512535242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892358 (or 2892355 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The spelling of 52512535242 in words is "fifty-two billion, five hundred twelve million, five hundred thirty-five thousand, two hundred forty-two".