55055550500005 has 32 divisors (see below), whose sum is σ = 73784585318400. Its totient is φ = 39090267343680.

The previous prime is 55055550499897. The next prime is 55055550500081. The reversal of 55055550500005 is 50000505555055.

It is not a de Polignac number, because 55055550500005 - 2³³ = 55046960565413 is a prime.

It is a super-2 number, since 2×55055550500005² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 763105 + ... + 10521094.

It is an arithmetic number, because the mean of its divisors is an integer number (2305768291200).

Almost surely, 2^{55055550500005} is an apocalyptic number.

55055550500005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55055550500005 is a deficient number, since it is larger than the sum of its proper divisors (18729034818395).

55055550500005 is a wasteful number, since it uses less digits than its factorization.

55055550500005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11286321.

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

It can be divided in two parts, 55055550 and 500005, that added together give a palindrome (55555555).

The spelling of 55055550500005 in words is "fifty-five trillion, fifty-five billion, five hundred fifty million, five hundred thousand, five".