6562552655 has 4 divisors (see below), whose sum is σ = 7875063192. Its totient is φ = 5250042120.

The previous prime is 6562552643. The next prime is 6562552663. The reversal of 6562552655 is 5562552656.

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

It is not a de Polignac number, because 6562552655 - 2¹⁰ = 6562551631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 656255261 + ... + 656255270.

It is an arithmetic number, because the mean of its divisors is an integer number (1968765798).

Almost surely, 2^6562552655 is an apocalyptic number.

6562552655 is a deficient number, since it is larger than the sum of its proper divisors (1312510537).

6562552655 is a wasteful number, since it uses less digits than its factorization.

6562552655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312510536.

The product of its digits is 2700000, while the sum is 47.

The square root of 6562552655 is about 81009.5837231620. The cubic root of 6562552655 is about 1872.2231041128.

Subtracting from 6562552655 its reverse (5562552656), we obtain a palindrome (999999999).

The spelling of 6562552655 in words is "six billion, five hundred sixty-two million, five hundred fifty-two thousand, six hundred fifty-five".