8557752513 has 12 divisors (see below), whose sum is σ = 12011861040. Its totient is φ = 5404455216.

The previous prime is 8557752503. The next prime is 8557752563. The reversal of 8557752513 is 3152577558.

It is not a de Polignac number, because 8557752513 - 2⁵ = 8557752481 is a prime.

It is a super-3 number, since 3×8557752513³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (8557752503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 692295 + ... + 704547.

It is an arithmetic number, because the mean of its divisors is an integer number (1000988420).

Almost surely, 2^8557752513 is an apocalyptic number.

It is an amenable number.

8557752513 is a deficient number, since it is larger than the sum of its proper divisors (3454108527).

8557752513 is an frugal number, since it uses more digits than its factorization.

8557752513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24528 (or 12275 counting only the distinct ones).

The product of its digits is 1470000, while the sum is 48.

The square root of 8557752513 is about 92508.1213353725. The cubic root of 8557752513 is about 2045.4391974787.

The spelling of 8557752513 in words is "eight billion, five hundred fifty-seven million, seven hundred fifty-two thousand, five hundred thirteen".