5555005500 has 96 divisors (see below), whose sum is σ = 17646789888. Its totient is φ = 1346664000.

The previous prime is 5555005487. The next prime is 5555005541. The reversal of 5555005500 is 55005555.

It is a super-2 number, since 2×5555005500² = 61716172210060500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a zygodrome in base 10.

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, 151834 + ... + 184833.

It is an arithmetic number, because the mean of its divisors is an integer number (183820728).

Almost surely, 2^5555005500 is an apocalyptic number.

5555005500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5555005500 is an abundant number, since it is smaller than the sum of its proper divisors (12091784388).

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

5555005500 is a wasteful number, since it uses less digits than its factorization.

5555005500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336700 (or 336688 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 30.

The square root of 5555005500 is about 74531.9092738137. The cubic root of 5555005500 is about 1771.0391612502.

Subtracting from 5555005500 its reverse (55005555), we obtain a palindrome (5499999945).

The spelling of 5555005500 in words is "five billion, five hundred fifty-five million, five thousand, five hundred".