55584550067 has 4 divisors (see below), whose sum is σ = 57501258720. Its totient is φ = 53667841416.

The previous prime is 55584550061. The next prime is 55584550081. The reversal of 55584550067 is 76005548555.

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

It is a cyclic number.

It is not a de Polignac number, because 55584550067 - 2⁴ = 55584550051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55584549997 and 55584550024.

It is not an unprimeable number, because it can be changed into a prime (55584550061) 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, 958354283 + ... + 958354340.

It is an arithmetic number, because the mean of its divisors is an integer number (14375314680).

Almost surely, 2^55584550067 is an apocalyptic number.

55584550067 is a deficient number, since it is larger than the sum of its proper divisors (1916708653).

55584550067 is a wasteful number, since it uses less digits than its factorization.

55584550067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916708652.

The product of its (nonzero) digits is 4200000, while the sum is 50.

The spelling of 55584550067 in words is "fifty-five billion, five hundred eighty-four million, five hundred fifty thousand, sixty-seven".