5055555055550 has 48 divisors (see below), whose sum is σ = 9497487773664. Its totient is φ = 2001978000000.

The previous prime is 5055555055549. The next prime is 5055555055571. The reversal of 5055555055550 is 555505555505.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49949495 + ... + 50050605.

It is an arithmetic number, because the mean of its divisors is an integer number (197864328618).

Almost surely, 2^{5055555055550} is an apocalyptic number.

5055555055550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5055555055550 is a deficient number, since it is larger than the sum of its proper divisors (4441932718114).

5055555055550 is a wasteful number, since it uses less digits than its factorization.

5055555055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111125 (or 111120 counting only the distinct ones).

The product of its (nonzero) digits is 9765625, while the sum is 50.

The spelling of 5055555055550 in words is "five trillion, fifty-five billion, five hundred fifty-five million, fifty-five thousand, five hundred fifty".