5055555550 has 12 divisors (see below), whose sum is σ = 9403333416. Its totient is φ = 2022222200.

The previous prime is 5055555539. The next prime is 5055555559. The reversal of 5055555550 is 555555505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5055555559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50555506 + ... + 50555605.

It is an arithmetic number, because the mean of its divisors is an integer number (783611118).

Almost surely, 2^5055555550 is an apocalyptic number.

5055555550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5055555550 is a deficient number, since it is larger than the sum of its proper divisors (4347777866).

5055555550 is a wasteful number, since it uses less digits than its factorization.

5055555550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101111123 (or 101111118 counting only the distinct ones).

The product of its (nonzero) digits is 390625, while the sum is 40.

The square root of 5055555550 is about 71102.4299866045. The cubic root of 5055555550 is about 1716.2858775639.

The spelling of 5055555550 in words is "five billion, fifty-five million, five hundred fifty-five thousand, five hundred fifty".