6553845659 has 4 divisors (see below), whose sum is σ = 6555622104. Its totient is φ = 6552069216.

The previous prime is 6553845637. The next prime is 6553845667. The reversal of 6553845659 is 9565483556.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6553845659 - 2¹² = 6553841563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6553845619) 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, 882677 + ... + 890070.

It is an arithmetic number, because the mean of its divisors is an integer number (1638905526).

Almost surely, 2^6553845659 is an apocalyptic number.

6553845659 is a deficient number, since it is larger than the sum of its proper divisors (1776445).

6553845659 is a wasteful number, since it uses less digits than its factorization.

6553845659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1776444.

The product of its digits is 19440000, while the sum is 56.

The square root of 6553845659 is about 80955.8253555604. The cubic root of 6553845659 is about 1871.3947346925.

The spelling of 6553845659 in words is "six billion, five hundred fifty-three million, eight hundred forty-five thousand, six hundred fifty-nine".