27550005005000 has 40 divisors (see below), whose sum is σ = 64549661738430. Its totient is φ = 11020002000000.

The previous prime is 27550005004993. The next prime is 27550005005071. The reversal of 27550005005000 is 50050005572.

It can be written as a sum of positive squares in 5 ways, for example, as 4790941747684 + 22759063257316 = 2188822^2 + 4770646^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 2754995501 + ... + 2755005500.

Almost surely, 2^{27550005005000} is an apocalyptic number.

27550005005000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27550005005000 is an abundant number, since it is smaller than the sum of its proper divisors (36999656733430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27550005005000 is an equidigital number, since it uses as much as digits as its factorization.

27550005005000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5510001027 (or 5510001008 counting only the distinct ones).

The product of its (nonzero) digits is 8750, while the sum is 29.

The spelling of 27550005005000 in words is "twenty-seven trillion, five hundred fifty billion, five million, five thousand".