55055106009 has 6 divisors (see below), whose sum is σ = 79524042026. Its totient is φ = 36703404000.

The previous prime is 55055105993. The next prime is 55055106019. The reversal of 55055106009 is 90060155055.

It can be written as a sum of positive squares in only one way, i.e., 46779201225 + 8275904784 = 216285^2 + 90972^2 .

It is not a de Polignac number, because 55055106009 - 2⁴ = 55055105993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55055106019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3058616992 + ... + 3058617009.

Almost surely, 2^55055106009 is an apocalyptic number.

It is an amenable number.

55055106009 is a deficient number, since it is larger than the sum of its proper divisors (24468936017).

55055106009 is a wasteful number, since it uses less digits than its factorization.

55055106009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6117234007 (or 6117234004 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 36.

The spelling of 55055106009 in words is "fifty-five billion, fifty-five million, one hundred six thousand, nine".