5617548521 has 4 divisors (see below), whose sum is σ = 6049667652. Its totient is φ = 5185429392.

The previous prime is 5617548473. The next prime is 5617548529. The reversal of 5617548521 is 1258457165.

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 2349825625 + 3267722896 = 48475^2 + 57164^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5617548521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5617548529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216059546 + ... + 216059571.

It is an arithmetic number, because the mean of its divisors is an integer number (1512416913).

Almost surely, 2^5617548521 is an apocalyptic number.

It is an amenable number.

5617548521 is a deficient number, since it is larger than the sum of its proper divisors (432119131).

5617548521 is a wasteful number, since it uses less digits than its factorization.

5617548521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432119130.

The product of its digits is 336000, while the sum is 44.

The square root of 5617548521 is about 74950.3070107121. The cubic root of 5617548521 is about 1777.6609980885.

The spelling of 5617548521 in words is "five billion, six hundred seventeen million, five hundred forty-eight thousand, five hundred twenty-one".