53032442545 has 4 divisors (see below), whose sum is σ = 63638931060. Its totient is φ = 42425954032.

The previous prime is 53032442513. The next prime is 53032442611. The reversal of 53032442545 is 54524423035.

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 10130019904 + 42902422641 = 100648^2 + 207129^2 .

It is a cyclic number.

It is not a de Polignac number, because 53032442545 - 2⁵ = 53032442513 is a prime.

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, 5303244250 + ... + 5303244259.

It is an arithmetic number, because the mean of its divisors is an integer number (15909732765).

Almost surely, 2^53032442545 is an apocalyptic number.

It is an amenable number.

53032442545 is a deficient number, since it is larger than the sum of its proper divisors (10606488515).

53032442545 is a wasteful number, since it uses less digits than its factorization.

53032442545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10606488514.

The product of its (nonzero) digits is 288000, while the sum is 37.

The spelling of 53032442545 in words is "fifty-three billion, thirty-two million, four hundred forty-two thousand, five hundred forty-five".