55669609116 has 36 divisors (see below), whose sum is σ = 153513165624. Its totient is φ = 16869578400.

The previous prime is 55669609111. The next prime is 55669609117. The reversal of 55669609116 is 61190696655.

55669609116 is a `hidden beast` number, since 5 + 566 + 9 + 60 + 9 + 1 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55669609111) 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 11 ways as a sum of consecutive naturals, for example, 70289515 + ... + 70290306.

Almost surely, 2^55669609116 is an apocalyptic number.

It is an amenable number.

55669609116 is an abundant number, since it is smaller than the sum of its proper divisors (97843556508).

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

55669609116 is a wasteful number, since it uses less digits than its factorization.

55669609116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140579842 (or 140579837 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 54.

The spelling of 55669609116 in words is "fifty-five billion, six hundred sixty-nine million, six hundred nine thousand, one hundred sixteen".