5555552120 has 64 divisors (see below), whose sum is σ = 13167792000. Its totient is φ = 2103677568.

The previous prime is 5555552083. The next prime is 5555552131. The reversal of 5555552120 is 212555555.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1703051 + ... + 1706309.

It is an arithmetic number, because the mean of its divisors is an integer number (205746750).

Almost surely, 2^5555552120 is an apocalyptic number.

It is an amenable number.

5555552120 is an abundant number, since it is smaller than the sum of its proper divisors (7612239880).

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

5555552120 is a wasteful number, since it uses less digits than its factorization.

5555552120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5532 (or 5528 counting only the distinct ones).

The product of its (nonzero) digits is 62500, while the sum is 35.

The square root of 5555552120 is about 74535.5762035821. The cubic root of 5555552120 is about 1771.0972502220.

The spelling of 5555552120 in words is "five billion, five hundred fifty-five million, five hundred fifty-two thousand, one hundred twenty".