52529757728 has 36 divisors (see below), whose sum is σ = 120302529102. Its totient is φ = 22512752640.

The previous prime is 52529757713. The next prime is 52529757781. The reversal of 52529757728 is 82775792525.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 38295358864 + 14234398864 = 195692^2 + 119308^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16748993 + ... + 16752128.

Almost surely, 2^52529757728 is an apocalyptic number.

It is an amenable number.

52529757728 is an abundant number, since it is smaller than the sum of its proper divisors (67772771374).

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

52529757728 is a wasteful number, since it uses less digits than its factorization.

52529757728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33501145 (or 33501130 counting only the distinct ones).

The product of its digits is 24696000, while the sum is 59.

The spelling of 52529757728 in words is "fifty-two billion, five hundred twenty-nine million, seven hundred fifty-seven thousand, seven hundred twenty-eight".