55505500000555 has 8 divisors (see below), whose sum is σ = 72661745455344. Its totient is φ = 40367636364000.

The previous prime is 55505500000493. The next prime is 55505500000591. The reversal of 55505500000555 is 55500000550555.

55505500000555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55505500000555 - 2⁷ = 55505500000427 is a prime.

It is a super-2 number, since 2×55505500000555² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 504595454496 + ... + 504595454605.

It is an arithmetic number, because the mean of its divisors is an integer number (9082718181918).

Almost surely, 2^{55505500000555} is an apocalyptic number.

55505500000555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55505500000555 is a deficient number, since it is larger than the sum of its proper divisors (17156245454789).

55505500000555 is a wasteful number, since it uses less digits than its factorization.

55505500000555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009190909117.

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 55505500000555 in words is "fifty-five trillion, five hundred five billion, five hundred million, five hundred fifty-five", and thus it is an aban number.