6555653511 has 16 divisors (see below), whose sum is σ = 9540709248. Its totient is φ = 3970951200.

The previous prime is 6555653501. The next prime is 6555653521. The reversal of 6555653511 is 1153565556.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6555653501) and next prime (6555653521).

It is not a de Polignac number, because 6555653511 - 2¹³ = 6555645319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6555653501) 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 15 ways as a sum of consecutive naturals, for example, 8040 + ... + 114786.

It is an arithmetic number, because the mean of its divisors is an integer number (596294328).

Almost surely, 2^6555653511 is an apocalyptic number.

6555653511 is a deficient number, since it is larger than the sum of its proper divisors (2985055737).

6555653511 is a wasteful number, since it uses less digits than its factorization.

6555653511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108622.

The product of its digits is 337500, while the sum is 42.

The square root of 6555653511 is about 80966.9902552886. The cubic root of 6555653511 is about 1871.5667911134.

It can be divided in two parts, 6555 and 653511, that added together give a palindrome (660066).

The spelling of 6555653511 in words is "six billion, five hundred fifty-five million, six hundred fifty-three thousand, five hundred eleven".