6655566424 has 32 divisors (see below), whose sum is σ = 13446483120. Its totient is φ = 3070118016.

The previous prime is 6655566409. The next prime is 6655566427. The reversal of 6655566424 is 4246655566.

It is a super-2 number, since 2×6655566424² = 88593128848552295552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6655566427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184479 + ... + 217585.

Almost surely, 2^6655566424 is an apocalyptic number.

It is an amenable number.

6655566424 is an abundant number, since it is smaller than the sum of its proper divisors (6790916696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6655566424 is a wasteful number, since it uses less digits than its factorization.

6655566424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35059 (or 35055 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 49.

The square root of 6655566424 is about 81581.6549476658. The cubic root of 6655566424 is about 1881.0269046467.

The spelling of 6655566424 in words is "six billion, six hundred fifty-five million, five hundred sixty-six thousand, four hundred twenty-four".