55505106011 has 8 divisors (see below), whose sum is σ = 59130361920. Its totient is φ = 51950243592.

The previous prime is 55505105977. The next prime is 55505106023. The reversal of 55505106011 is 11060150555.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55505106011 - 2³⁴ = 38325236827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55505106071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17596745 + ... + 17599898.

It is an arithmetic number, because the mean of its divisors is an integer number (7391295240).

Almost surely, 2^55505106011 is an apocalyptic number.

55505106011 is a deficient number, since it is larger than the sum of its proper divisors (3625255909).

55505106011 is a wasteful number, since it uses less digits than its factorization.

55505106011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35196745.

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 55505106011 its reverse (11060150555), we get a palindrome (66565256566).

The spelling of 55505106011 in words is "fifty-five billion, five hundred five million, one hundred six thousand, eleven".