55635853655 has 4 divisors (see below), whose sum is σ = 66763024392. Its totient is φ = 44508682920.

The previous prime is 55635853591. The next prime is 55635853687.

55635853655 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55635853655 - 2⁶ = 55635853591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55635853655.

It is a congruent number.

It is an unprimeable number.

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, 5563585361 + ... + 5563585370.

It is an arithmetic number, because the mean of its divisors is an integer number (16690756098).

Almost surely, 2^55635853655 is an apocalyptic number.

55635853655 is a deficient number, since it is larger than the sum of its proper divisors (11127170737).

55635853655 is a wasteful number, since it uses less digits than its factorization.

55635853655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11127170736.

The product of its digits is 40500000, while the sum is 56.

The spelling of 55635853655 in words is "fifty-five billion, six hundred thirty-five million, eight hundred fifty-three thousand, six hundred fifty-five".