5000055550 has 72 divisors (see below), whose sum is σ = 10833759720. Its totient is φ = 1711886400.

The previous prime is 5000055499. The next prime is 5000055551. The reversal of 5000055550 is 555500005.

It is a Harshad number since it is a multiple of its sum of digits (25).

5000055550 is a modest number, since divided by 55550 gives 50 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5000055551) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 3083740 + ... + 3085360.

It is an arithmetic number, because the mean of its divisors is an integer number (150468885).

Almost surely, 2^5000055550 is an apocalyptic number.

5000055550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5000055550 is an abundant number, since it is smaller than the sum of its proper divisors (5833704170).

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

5000055550 is a wasteful number, since it uses less digits than its factorization.

5000055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906 (or 2894 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

The square root of 5000055550 is about 70711.0709153807. The cubic root of 5000055550 is about 1709.9822792642.

Adding to 5000055550 its reverse (555500005), we get a palindrome (5555555555).

The spelling of 5000055550 in words is "five billion, fifty-five thousand, five hundred fifty".