5555055100 has 72 divisors (see below), whose sum is σ = 13816178208. Its totient is φ = 1899110400.

The previous prime is 5555055089. The next prime is 5555055113. The reversal of 5555055100 is 15505555.

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 23 ways as a sum of consecutive naturals, for example, 235860 + ... + 258340.

It is an arithmetic number, because the mean of its divisors is an integer number (191891364).

Almost surely, 2^5555055100 is an apocalyptic number.

5555055100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5555055100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6908089104).

5555055100 is an abundant number, since it is smaller than the sum of its proper divisors (8261123108).

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

5555055100 is a wasteful number, since it uses less digits than its factorization.

5555055100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22855 (or 22848 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 31.

The square root of 5555055100 is about 74532.2420164589. The cubic root of 5555055100 is about 1771.0444323689.

The spelling of 5555055100 in words is "five billion, five hundred fifty-five million, fifty-five thousand, one hundred".