55575255528 has 48 divisors (see below), whose sum is σ = 162094498020. Its totient is φ = 17100078336.

The previous prime is 55575255503. The next prime is 55575255623. The reversal of 55575255528 is 82555257555.

It can be written as a sum of positive squares in 2 ways, for example, as 49997854404 + 5577401124 = 223602^2 + 74682^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 29686701 + ... + 29688572.

Almost surely, 2^55575255528 is an apocalyptic number.

It is an amenable number.

55575255528 is an abundant number, since it is smaller than the sum of its proper divisors (106519242492).

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

55575255528 is a wasteful number, since it uses less digits than its factorization.

55575255528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59375298 (or 59375291 counting only the distinct ones).

The product of its digits is 17500000, while the sum is 54.

The spelling of 55575255528 in words is "fifty-five billion, five hundred seventy-five million, two hundred fifty-five thousand, five hundred twenty-eight".