55489701224 has 32 divisors (see below), whose sum is σ = 112725328320. Its totient is φ = 25505523456.

The previous prime is 55489701209. The next prime is 55489701233. The reversal of 55489701224 is 42210798455.

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 7 ways as a sum of consecutive naturals, for example, 4738484 + ... + 4750179.

It is an arithmetic number, because the mean of its divisors is an integer number (3522666510).

Almost surely, 2^55489701224 is an apocalyptic number.

It is an amenable number.

55489701224 is an abundant number, since it is smaller than the sum of its proper divisors (57235627096).

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

55489701224 is a wasteful number, since it uses less digits than its factorization.

55489701224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9488729 (or 9488725 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 55489701224 in words is "fifty-five billion, four hundred eighty-nine million, seven hundred one thousand, two hundred twenty-four".