5505554556 has 96 divisors (see below), whose sum is σ = 14700672000. Its totient is φ = 1781080704.

The previous prime is 5505554539. The next prime is 5505554603. The reversal of 5505554556 is 6554555055.

5505554556 is a `hidden beast` number, since 5 + 5 + 0 + 55 + 545 + 56 = 666.

It is a super-2 number, since 2×5505554556² = 60622261938184714272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 497920 + ... + 508856.

It is an arithmetic number, because the mean of its divisors is an integer number (153132000).

Almost surely, 2^5505554556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5505554556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7350336000).

5505554556 is an abundant number, since it is smaller than the sum of its proper divisors (9195117444).

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

5505554556 is a wasteful number, since it uses less digits than its factorization.

5505554556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11088 (or 11080 counting only the distinct ones).

The product of its (nonzero) digits is 1875000, while the sum is 45.

The square root of 5505554556 is about 74199.4242295720. The cubic root of 5505554556 is about 1765.7681955384.

The spelling of 5505554556 in words is "five billion, five hundred five million, five hundred fifty-four thousand, five hundred fifty-six".