5505555000000 has 896 divisors, whose sum is σ = 20226285720576. Its totient is φ = 1310400000000.

The previous prime is 5505554999963. The next prime is 5505555000047. The reversal of 5505555000000 is 5555055.

It is a super-2 number, since 2×5505555000000² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10064999727 + ... + 10065000273.

Almost surely, 2^{5505555000000} is an apocalyptic number.

5505555000000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5505555000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10113142860288).

5505555000000 is an abundant number, since it is smaller than the sum of its proper divisors (14720730720576).

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

5505555000000 is an frugal number, since it uses more digits than its factorization.

5505555000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669 (or 629 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 30.

It can be divided in two parts, 550555 and 5000000, that added together give a palindrome (5550555).

The spelling of 5505555000000 in words is "five trillion, five hundred five billion, five hundred fifty-five million", and thus it is an aban number.