5571057009 has 24 divisors (see below), whose sum is σ = 8645978880. Its totient is φ = 3181561824.

The previous prime is 5571057007. The next prime is 5571057031. The reversal of 5571057009 is 9007501755.

It is not a de Polignac number, because 5571057009 - 2¹ = 5571057007 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5571057001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 257587 + ... + 278375.

It is an arithmetic number, because the mean of its divisors is an integer number (360249120).

Almost surely, 2^5571057009 is an apocalyptic number.

It is an amenable number.

5571057009 is a deficient number, since it is larger than the sum of its proper divisors (3074921871).

5571057009 is a wasteful number, since it uses less digits than its factorization.

5571057009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22629 (or 22622 counting only the distinct ones).

The product of its (nonzero) digits is 55125, while the sum is 39.

The square root of 5571057009 is about 74639.5137243002. The cubic root of 5571057009 is about 1772.7433607991.

The spelling of 5571057009 in words is "five billion, five hundred seventy-one million, fifty-seven thousand, nine".