55502220022 has 8 divisors (see below), whose sum is σ = 83356241400. Its totient is φ = 27716806224.

The previous prime is 55502220019. The next prime is 55502220043. The reversal of 55502220022 is 22002220555.

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

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, 17149872 + ... + 17153107.

It is an arithmetic number, because the mean of its divisors is an integer number (10419530175).

Almost surely, 2^55502220022 is an apocalyptic number.

55502220022 is a deficient number, since it is larger than the sum of its proper divisors (27854021378).

55502220022 is a wasteful number, since it uses less digits than its factorization.

55502220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34303790.

The product of its (nonzero) digits is 4000, while the sum is 25.

Adding to 55502220022 its reverse (22002220555), we get a palindrome (77504440577).

The spelling of 55502220022 in words is "fifty-five billion, five hundred two million, two hundred twenty thousand, twenty-two".