5555550100 has 36 divisors (see below), whose sum is σ = 12283018524. Its totient is φ = 2180289280.

The previous prime is 5555550043. The next prime is 5555550149. The reversal of 5555550100 is 10555555.

It can be written as a sum of positive squares in 6 ways, for example, as 457018884 + 5098531216 = 21378^2 + 71404^2 .

It is a super-2 number, since 2×5555550100² = 61728273827220020000, which contains 22 as substring.

It is a congruent number.

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, 518809 + ... + 529408.

It is an arithmetic number, because the mean of its divisors is an integer number (341194959).

Almost surely, 2^5555550100 is an apocalyptic number.

5555550100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5555550100 is an abundant number, since it is smaller than the sum of its proper divisors (6727468424).

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

5555550100 is a wasteful number, since it uses less digits than its factorization.

5555550100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048284 (or 1048277 counting only the distinct ones).

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

The square root of 5555550100 is about 74535.5626530048. The cubic root of 5555550100 is about 1771.0970355649.

The spelling of 5555550100 in words is "five billion, five hundred fifty-five million, five hundred fifty thousand, one hundred".