55582426671 has 4 divisors (see below), whose sum is σ = 74109902232. Its totient is φ = 37054951112.

The previous prime is 55582426667. The next prime is 55582426693. The reversal of 55582426671 is 17662428555.

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 55582426671 - 2² = 55582426667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55582426621) 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, 9263737776 + ... + 9263737781.

It is an arithmetic number, because the mean of its divisors is an integer number (18527475558).

Almost surely, 2^55582426671 is an apocalyptic number.

55582426671 is a deficient number, since it is larger than the sum of its proper divisors (18527475561).

55582426671 is a wasteful number, since it uses less digits than its factorization.

55582426671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18527475560.

The product of its digits is 4032000, while the sum is 51.

The spelling of 55582426671 in words is "fifty-five billion, five hundred eighty-two million, four hundred twenty-six thousand, six hundred seventy-one".