55344032222 has 16 divisors (see below), whose sum is σ = 86494874112. Its totient is φ = 26529092760.

The previous prime is 55344032213. The next prime is 55344032239. The reversal of 55344032222 is 22223044355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4164608 + ... + 4177875.

It is an arithmetic number, because the mean of its divisors is an integer number (5405929632).

Almost surely, 2^55344032222 is an apocalyptic number.

55344032222 is a deficient number, since it is larger than the sum of its proper divisors (31150841890).

55344032222 is a wasteful number, since it uses less digits than its factorization.

55344032222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8342623.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 55344032222 its reverse (22223044355), we get a palindrome (77567076577).

The spelling of 55344032222 in words is "fifty-five billion, three hundred forty-four million, thirty-two thousand, two hundred twenty-two".