5555321000000 has 98 divisors (see below), whose sum is σ = 13779626235714. Its totient is φ = 2222128000000.

The previous prime is 5555320999951. The next prime is 5555321000011. The reversal of 5555321000000 is 1235555.

It can be written as a sum of positive squares in 7 ways, for example, as 5228466389056 + 326854610944 = 2286584^2 + 571712^2 .

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1777661 + ... + 3777660.

Almost surely, 2^{5555321000000} is an apocalyptic number.

5555321000000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5555321000000 is an abundant number, since it is smaller than the sum of its proper divisors (8224305235714).

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

5555321000000 is an frugal number, since it uses more digits than its factorization.

5555321000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555363 (or 5555328 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 26.

Adding to 5555321000000 its reverse (1235555), we get a palindrome (5555322235555).

The spelling of 5555321000000 in words is "five trillion, five hundred fifty-five billion, three hundred twenty-one million", and thus it is an aban number.