5500011055550 has 96 divisors (see below), whose sum is σ = 11422772824320. Its totient is φ = 1952942342400.

The previous prime is 5500011055543. The next prime is 5500011055571. The reversal of 5500011055550 is 555501100055.

It is a super-2 number, since 2×5500011055550² (a number of 26 digits) 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 47 ways as a sum of consecutive naturals, for example, 89105999 + ... + 89167701.

It is an arithmetic number, because the mean of its divisors is an integer number (118987216920).

Almost surely, 2^{5500011055550} is an apocalyptic number.

5500011055550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5500011055550 is an abundant number, since it is smaller than the sum of its proper divisors (5922761768770).

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

5500011055550 is a wasteful number, since it uses less digits than its factorization.

5500011055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65538 (or 65533 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 5500011055550 in words is "five trillion, five hundred billion, eleven million, fifty-five thousand, five hundred fifty".