55224242254 has 32 divisors (see below), whose sum is σ = 88710048000. Its totient is φ = 25705050624.

The previous prime is 55224242243. The next prime is 55224242257. The reversal of 55224242254 is 45224242255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55224242257) 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 15 ways as a sum of consecutive naturals, for example, 9913582 + ... + 9919150.

It is an arithmetic number, because the mean of its divisors is an integer number (2772189000).

Almost surely, 2^55224242254 is an apocalyptic number.

55224242254 is a deficient number, since it is larger than the sum of its proper divisors (33485805746).

55224242254 is a wasteful number, since it uses less digits than its factorization.

55224242254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10072.

The product of its digits is 256000, while the sum is 37.

Subtracting from 55224242254 its reverse (45224242255), we obtain a palindrome (9999999999).

The spelling of 55224242254 in words is "fifty-five billion, two hundred twenty-four million, two hundred forty-two thousand, two hundred fifty-four".