55224720016 has 40 divisors (see below), whose sum is σ = 108315567360. Its totient is φ = 27274337664.

The previous prime is 55224720007. The next prime is 55224720049. The reversal of 55224720016 is 61002742255.

55224720016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 375105 + ... + 501151.

It is an arithmetic number, because the mean of its divisors is an integer number (2707889184).

Almost surely, 2^55224720016 is an apocalyptic number.

It is an amenable number.

55224720016 is a deficient number, since it is larger than the sum of its proper divisors (53090847344).

55224720016 is a wasteful number, since it uses less digits than its factorization.

55224720016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126391 (or 126385 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 55224720016 in words is "fifty-five billion, two hundred twenty-four million, seven hundred twenty thousand, sixteen".