8557755853 has 4 divisors (see below), whose sum is σ = 8576081280. Its totient is φ = 8539430428.

The previous prime is 8557755821. The next prime is 8557755859. The reversal of 8557755853 is 3585577558.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8557755853 - 2⁵ = 8557755821 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8557755859) 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, 9162013 + ... + 9162946.

It is an arithmetic number, because the mean of its divisors is an integer number (2144020320).

Almost surely, 2^8557755853 is an apocalyptic number.

It is an amenable number.

8557755853 is a deficient number, since it is larger than the sum of its proper divisors (18325427).

8557755853 is a wasteful number, since it uses less digits than its factorization.

8557755853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18325426.

The product of its digits is 29400000, while the sum is 58.

The square root of 8557755853 is about 92508.1393878398. The cubic root of 8557755853 is about 2045.4394635831.

The spelling of 8557755853 in words is "eight billion, five hundred fifty-seven million, seven hundred fifty-five thousand, eight hundred fifty-three".