55050000000500 has 96 divisors (see below), whose sum is σ = 120635300062368. Its totient is φ = 21945690624000.

The previous prime is 55050000000449. The next prime is 55050000000509. The reversal of 55050000000500 is 500000005055.

It is a happy number.

55050000000500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 55046249907856 + 3750092644 = 7419316^2 + 61238^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55050000000509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 328382702 + ... + 328550298.

It is an arithmetic number, because the mean of its divisors is an integer number (1256617708983).

Almost surely, 2^{55050000000500} is an apocalyptic number.

55050000000500 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 55050000000500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60317650031184).

55050000000500 is an abundant number, since it is smaller than the sum of its proper divisors (65585300061868).

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

55050000000500 is a wasteful number, since it uses less digits than its factorization.

55050000000500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169830 (or 169818 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 20.

Adding to 55050000000500 its reverse (500000005055), we get a palindrome (55550000005555).

It can be divided in two parts, 5 and 5050000000500, that added together give a palindrome (5050000000505).

The spelling of 55050000000500 in words is "fifty-five trillion, fifty billion, five hundred", and thus it is an aban number.