55305018224 has 20 divisors (see below), whose sum is σ = 107311770744. Its totient is φ = 27611658048.

The previous prime is 55305018221. The next prime is 55305018229. The reversal of 55305018224 is 42281050355.

It is a super-2 number, since 2×55305018224² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55305018221) 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 3 ways as a sum of consecutive naturals, for example, 2542022 + ... + 2563685.

Almost surely, 2^55305018224 is an apocalyptic number.

It is an amenable number.

55305018224 is a deficient number, since it is larger than the sum of its proper divisors (52006752520).

55305018224 is a wasteful number, since it uses less digits than its factorization.

55305018224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5106392 (or 5106386 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 55305018224 its reverse (42281050355), we get a palindrome (97586068579).

The spelling of 55305018224 in words is "fifty-five billion, three hundred five million, eighteen thousand, two hundred twenty-four".