27563005551040 has 112 divisors (see below), whose sum is σ = 66855599791200. Its totient is φ = 10821958152192.

The previous prime is 27563005550987. The next prime is 27563005551127. The reversal of 27563005551040 is 4015550036572.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39526 + ... + 7424794.

Almost surely, 2^{27563005551040} is an apocalyptic number.

27563005551040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27563005551040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33427799895600).

27563005551040 is an abundant number, since it is smaller than the sum of its proper divisors (39292594240160).

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

27563005551040 is a wasteful number, since it uses less digits than its factorization.

27563005551040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7385502 (or 7385492 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 27563005551040 in words is "twenty-seven trillion, five hundred sixty-three billion, five million, five hundred fifty-one thousand, forty".