55530050056 has 16 divisors (see below), whose sum is σ = 112127985900. Its totient is φ = 25629253824.

The previous prime is 55530050053. The next prime is 55530050063. The reversal of 55530050056 is 65005003555.

It can be written as a sum of positive squares in 2 ways, for example, as 42911122500 + 12618927556 = 207150^2 + 112334^2 .

It is not an unprimeable number, because it can be changed into a prime (55530050053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266971291 + ... + 266971498.

Almost surely, 2^55530050056 is an apocalyptic number.

It is an amenable number.

55530050056 is an abundant number, since it is smaller than the sum of its proper divisors (56597935844).

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

55530050056 is a wasteful number, since it uses less digits than its factorization.

55530050056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533942808 (or 533942804 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 34.

The spelling of 55530050056 in words is "fifty-five billion, five hundred thirty million, fifty thousand, fifty-six".