27005529609550 has 24 divisors (see below), whose sum is σ = 51962363872200. Its totient is φ = 10429721779680.

The previous prime is 27005529609469. The next prime is 27005529609731. The reversal of 27005529609550 is 5590692550072.

It is a junction number, because it is equal to n+sod(n) for n = 27005529609491 and 27005529609500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9312250140 + ... + 9312253039.

It is an arithmetic number, because the mean of its divisors is an integer number (2165098494675).

Almost surely, 2^{27005529609550} is an apocalyptic number.

27005529609550 is a deficient number, since it is larger than the sum of its proper divisors (24956834262650).

27005529609550 is a wasteful number, since it uses less digits than its factorization.

27005529609550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18624503220 (or 18624503215 counting only the distinct ones).

The product of its (nonzero) digits is 8505000, while the sum is 55.

The spelling of 27005529609550 in words is "twenty-seven trillion, five billion, five hundred twenty-nine million, six hundred nine thousand, five hundred fifty".