52385719524 has 12 divisors (see below), whose sum is σ = 122233345584. Its totient is φ = 17461906504.

The previous prime is 52385719513. The next prime is 52385719531. The reversal of 52385719524 is 42591758325.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×52385719524² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2182738302 + ... + 2182738325.

It is an arithmetic number, because the mean of its divisors is an integer number (10186112132).

Almost surely, 2^52385719524 is an apocalyptic number.

It is an amenable number.

52385719524 is an abundant number, since it is smaller than the sum of its proper divisors (69847626060).

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

52385719524 is a wasteful number, since it uses less digits than its factorization.

52385719524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365476634 (or 4365476632 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 51.

The spelling of 52385719524 in words is "fifty-two billion, three hundred eighty-five million, seven hundred nineteen thousand, five hundred twenty-four".