55222014144 has 56 divisors (see below), whose sum is σ = 159390819648. Its totient is φ = 16733943040.

The previous prime is 55222014121. The next prime is 55222014149. The reversal of 55222014144 is 44141022255.

It is a super-2 number, since 2×55222014144² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55222014149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13071282 + ... + 13075505.

Almost surely, 2^55222014144 is an apocalyptic number.

It is an amenable number.

55222014144 is an abundant number, since it is smaller than the sum of its proper divisors (104168805504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55222014144 is a wasteful number, since it uses less digits than its factorization.

55222014144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26146813 (or 26146803 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 55222014144 its reverse (44141022255), we get a palindrome (99363036399).

The spelling of 55222014144 in words is "fifty-five billion, two hundred twenty-two million, fourteen thousand, one hundred forty-four".