55005500055 has 32 divisors (see below), whose sum is σ = 96022506240. Its totient is φ = 26665748480.

The previous prime is 55005500051. The next prime is 55005500089. The reversal of 55005500055 is 55000550055.

It is not a de Polignac number, because 55005500055 - 2² = 55005500051 is a prime.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 55005499995 and 55005500031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55005500051) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1536439 + ... + 1571831.

It is an arithmetic number, because the mean of its divisors is an integer number (3000703320).

Almost surely, 2^55005500055 is an apocalyptic number.

55005500055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55005500055 is a deficient number, since it is larger than the sum of its proper divisors (41017006185).

55005500055 is a wasteful number, since it uses less digits than its factorization.

55005500055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44831.

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

The spelling of 55005500055 in words is "fifty-five billion, five million, five hundred thousand, fifty-five".