55224720008 has 16 divisors (see below), whose sum is σ = 104709793500. Its totient is φ = 27302108416.

The previous prime is 55224720007. The next prime is 55224720049. The reversal of 55224720008 is 80002742255.

55224720008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48328746244 + 6895973764 = 219838^2 + 83042^2 .

It is a super-3 number, since 3×55224720008³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55224720008.

It is not an unprimeable number, because it can be changed into a prime (55224720007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38780693 + ... + 38782116.

Almost surely, 2^55224720008 is an apocalyptic number.

It is an amenable number.

55224720008 is a deficient number, since it is larger than the sum of its proper divisors (49485073492).

55224720008 is a wasteful number, since it uses less digits than its factorization.

55224720008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77562904 (or 77562900 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 35.

The spelling of 55224720008 in words is "fifty-five billion, two hundred twenty-four million, seven hundred twenty thousand, eight".