52535525545 has 4 divisors (see below), whose sum is σ = 63042630660. Its totient is φ = 42028420432.

The previous prime is 52535525531. The next prime is 52535525569. The reversal of 52535525545 is 54552553525.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41826794256 + 10708731289 = 204516^2 + 103483^2 .

It is a cyclic number.

It is not a de Polignac number, because 52535525545 - 2⁹ = 52535525033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52535525495 and 52535525504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5253552550 + ... + 5253552559.

It is an arithmetic number, because the mean of its divisors is an integer number (15760657665).

Almost surely, 2^52535525545 is an apocalyptic number.

It is an amenable number.

52535525545 is a deficient number, since it is larger than the sum of its proper divisors (10507105115).

52535525545 is a wasteful number, since it uses less digits than its factorization.

52535525545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10507105114.

The product of its digits is 3750000, while the sum is 46.

The spelling of 52535525545 in words is "fifty-two billion, five hundred thirty-five million, five hundred twenty-five thousand, five hundred forty-five".