55081022 has 8 divisors (see below), whose sum is σ = 84543096. Its totient is φ = 26899992.

The previous prime is 55081007. The next prime is 55081027. The reversal of 55081022 is 22018055.

55081022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55081027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320153 + ... + 320324.

It is an arithmetic number, because the mean of its divisors is an integer number (10567887).

Almost surely, 2^55081022 is an apocalyptic number.

55081022 is a deficient number, since it is larger than the sum of its proper divisors (29462074).

55081022 is a wasteful number, since it uses less digits than its factorization.

55081022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640522.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 55081022 is about 7421.6589789615. The cubic root of 55081022 is about 380.4818955529.

Adding to 55081022 its reverse (22018055), we get a palindrome (77099077).

The spelling of 55081022 in words is "fifty-five million, eighty-one thousand, twenty-two".