52449841539 has 12 divisors (see below), whose sum is σ = 79054833936. Its totient is φ = 33446275632.

The previous prime is 52449841537. The next prime is 52449841553. The reversal of 52449841539 is 93514894425.

It is a happy number.

52449841539 is a `hidden beast` number, since 5 + 24 + 4 + 9 + 84 + 1 + 539 = 666.

It is not a de Polignac number, because 52449841539 - 2¹ = 52449841537 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (52449841531) 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 11 ways as a sum of consecutive naturals, for example, 126690232 + ... + 126690645.

It is an arithmetic number, because the mean of its divisors is an integer number (6587902828).

Almost surely, 2^52449841539 is an apocalyptic number.

52449841539 is a deficient number, since it is larger than the sum of its proper divisors (26604992397).

52449841539 is a wasteful number, since it uses less digits than its factorization.

52449841539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253380906 (or 253380903 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The spelling of 52449841539 in words is "fifty-two billion, four hundred forty-nine million, eight hundred forty-one thousand, five hundred thirty-nine".