5535655668 has 96 divisors (see below), whose sum is σ = 15383934720. Its totient is φ = 1736629632.

The previous prime is 5535655667. The next prime is 5535655669. The reversal of 5535655668 is 8665565355.

5535655668 is a `hidden beast` number, since 55 + 35 + 6 + 556 + 6 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (5535655667) and next prime (5535655669).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5535655661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130105 + ... + 167327.

It is an arithmetic number, because the mean of its divisors is an integer number (160249320).

Almost surely, 2^5535655668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5535655668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7691967360).

5535655668 is an abundant number, since it is smaller than the sum of its proper divisors (9848279052).

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

5535655668 is a wasteful number, since it uses less digits than its factorization.

5535655668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37265 (or 37245 counting only the distinct ones).

The product of its digits is 16200000, while the sum is 54.

The square root of 5535655668 is about 74401.9869895959. The cubic root of 5535655668 is about 1768.9804067521.

The spelling of 5535655668 in words is "five billion, five hundred thirty-five million, six hundred fifty-five thousand, six hundred sixty-eight".