5550505559556 has 12 divisors (see below), whose sum is σ = 12951179638992. Its totient is φ = 1850168519848.

The previous prime is 5550505559551. The next prime is 5550505559567. The reversal of 5550505559556 is 6559555050555.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×5550505559556² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5550505559556.

It is not an unprimeable number, because it can be changed into a prime (5550505559551) 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 3 ways as a sum of consecutive naturals, for example, 231271064970 + ... + 231271064993.

It is an arithmetic number, because the mean of its divisors is an integer number (1079264969916).

Almost surely, 2^{5550505559556} is an apocalyptic number.

It is an amenable number.

5550505559556 is an abundant number, since it is smaller than the sum of its proper divisors (7400674079436).

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

5550505559556 is a wasteful number, since it uses less digits than its factorization.

5550505559556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462542129970 (or 462542129968 counting only the distinct ones).

The product of its (nonzero) digits is 105468750, while the sum is 60.

The spelling of 5550505559556 in words is "five trillion, five hundred fifty billion, five hundred five million, five hundred fifty-nine thousand, five hundred fifty-six".