6553883555 has 4 divisors (see below), whose sum is σ = 7864660272. Its totient is φ = 5243106840.

The previous prime is 6553883533. The next prime is 6553883587. The reversal of 6553883555 is 5553883556.

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

It is a de Polignac number, because none of the positive numbers 2^k-6553883555 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6553883497 and 6553883506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655388351 + ... + 655388360.

It is an arithmetic number, because the mean of its divisors is an integer number (1966165068).

Almost surely, 2^6553883555 is an apocalyptic number.

6553883555 is a deficient number, since it is larger than the sum of its proper divisors (1310776717).

6553883555 is a wasteful number, since it uses less digits than its factorization.

6553883555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310776716.

The product of its digits is 10800000, while the sum is 53.

The square root of 6553883555 is about 80956.0594087929. The cubic root of 6553883555 is about 1871.3983416454.

Subtracting from 6553883555 its reverse (5553883556), we obtain a palindrome (999999999).

The spelling of 6553883555 in words is "six billion, five hundred fifty-three million, eight hundred eighty-three thousand, five hundred fifty-five".