55000000505505 has 64 divisors (see below), whose sum is σ = 96070245073920. Its totient is φ = 26647161542400.

The previous prime is 55000000505503. The next prime is 55000000505533. The reversal of 55000000505505 is 50550500000055.

55000000505505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55000000505505 - 2¹ = 55000000505503 is a prime.

55000000505505 is a modest number, since divided by 505505 gives 55 as remainder.

It is not an unprimeable number, because it can be changed into a prime (55000000505503) 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 63 ways as a sum of consecutive naturals, for example, 1495400206 + ... + 1495436984.

It is an arithmetic number, because the mean of its divisors is an integer number (1501097579280).

Almost surely, 2^{55000000505505} is an apocalyptic number.

55000000505505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55000000505505 is a deficient number, since it is larger than the sum of its proper divisors (41070244568415).

55000000505505 is a wasteful number, since it uses less digits than its factorization.

55000000505505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43182.

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

The spelling of 55000000505505 in words is "fifty-five trillion, five hundred five thousand, five hundred five".