5656655555 has 16 divisors (see below), whose sum is σ = 6896980224. Its totient is φ = 4452910560.

The previous prime is 5656655551. The next prime is 5656655561. The reversal of 5656655555 is 5555566565.

It is not a de Polignac number, because 5656655555 - 2² = 5656655551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5656655497 and 5656655506.

It is not an unprimeable number, because it can be changed into a prime (5656655551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170432 + ... + 200898.

It is an arithmetic number, because the mean of its divisors is an integer number (431061264).

Almost surely, 2^5656655555 is an apocalyptic number.

5656655555 is a deficient number, since it is larger than the sum of its proper divisors (1240324669).

5656655555 is a wasteful number, since it uses less digits than its factorization.

5656655555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31066.

The product of its digits is 16875000, while the sum is 53.

The square root of 5656655555 is about 75210.7409549992. The cubic root of 5656655555 is about 1781.7765744220.

The spelling of 5656655555 in words is "five billion, six hundred fifty-six million, six hundred fifty-five thousand, five hundred fifty-five".