55055555500055 has 8 divisors (see below), whose sum is σ = 72072727200144. Its totient is φ = 40040404000000.

The previous prime is 55055555500051. The next prime is 55055555500087. The reversal of 55055555500055 is 55000555555055.

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

It is not a de Polignac number, because 55055555500055 - 2² = 55055555500051 is a prime.

It is a super-2 number, since 2×55055555500055² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55055555499976 and 55055555500012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55055555500051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500505049946 + ... + 500505050055.

It is an arithmetic number, because the mean of its divisors is an integer number (9009090900018).

Almost surely, 2^{55055555500055} is an apocalyptic number.

55055555500055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55055555500055 is a deficient number, since it is larger than the sum of its proper divisors (17017171700089).

55055555500055 is a wasteful number, since it uses less digits than its factorization.

55055555500055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001010100017.

The product of its (nonzero) digits is 9765625, while the sum is 50.

It can be divided in two parts, 550555555000 and 55, that added together give a palindrome (550555555055).

The spelling of 55055555500055 in words is "fifty-five trillion, fifty-five billion, five hundred fifty-five million, five hundred thousand, fifty-five".