5524597557 has 6 divisors (see below), whose sum is σ = 7979974262. Its totient is φ = 3683065032.

The previous prime is 5524597549. The next prime is 5524597579. The reversal of 5524597557 is 7557954255.

It can be written as a sum of positive squares in only one way, i.e., 2980504836 + 2544092721 = 54594^2 + 50439^2 .

It is not a de Polignac number, because 5524597557 - 2³ = 5524597549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5524557557) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 306922078 + ... + 306922095.

Almost surely, 2^5524597557 is an apocalyptic number.

It is an amenable number.

5524597557 is a deficient number, since it is larger than the sum of its proper divisors (2455376705).

5524597557 is a wasteful number, since it uses less digits than its factorization.

5524597557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613844179 (or 613844176 counting only the distinct ones).

The product of its digits is 11025000, while the sum is 54.

The square root of 5524597557 is about 74327.6365627214. The cubic root of 5524597557 is about 1767.8017073743.

The spelling of 5524597557 in words is "five billion, five hundred twenty-four million, five hundred ninety-seven thousand, five hundred fifty-seven".