5567557655 has 48 divisors (see below), whose sum is σ = 7580656512. Its totient is φ = 3890913600.

The previous prime is 5567557637. The next prime is 5567557687.

It is a happy number.

5567557655 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5567557655 - 2⁶ = 5567557591 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5567557655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11921732 + ... + 11922198.

It is an arithmetic number, because the mean of its divisors is an integer number (157930344).

Almost surely, 2^5567557655 is an apocalyptic number.

5567557655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5567557655 is a deficient number, since it is larger than the sum of its proper divisors (2013098857).

5567557655 is a wasteful number, since it uses less digits than its factorization.

5567557655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 597 counting only the distinct ones).

The product of its digits is 27562500, while the sum is 56.

The square root of 5567557655 is about 74616.0683432195. The cubic root of 5567557655 is about 1772.3721113291.

The spelling of 5567557655 in words is "five billion, five hundred sixty-seven million, five hundred fifty-seven thousand, six hundred fifty-five".