6616055101 has 4 divisors (see below), whose sum is σ = 6664347612. Its totient is φ = 6567762592.

The previous prime is 6616055071. The next prime is 6616055119. The reversal of 6616055101 is 1015506166.

6616055101 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2688526201 + 3927528900 = 51851^2 + 62670^2 .

It is a cyclic number.

It is not a de Polignac number, because 6616055101 - 2⁹ = 6616054589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6616055161) 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 3 ways as a sum of consecutive naturals, for example, 24146050 + ... + 24146323.

It is an arithmetic number, because the mean of its divisors is an integer number (1666086903).

Almost surely, 2^6616055101 is an apocalyptic number.

It is an amenable number.

6616055101 is a deficient number, since it is larger than the sum of its proper divisors (48292511).

6616055101 is a wasteful number, since it uses less digits than its factorization.

6616055101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48292510.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 6616055101 is about 81339.1363428454. The cubic root of 6616055101 is about 1877.2972235306.

The spelling of 6616055101 in words is "six billion, six hundred sixteen million, fifty-five thousand, one hundred one".