27540103554 has 12 divisors (see below), whose sum is σ = 59670224406. Its totient is φ = 9180034512.

The previous prime is 27540103553. The next prime is 27540103559. The reversal of 27540103554 is 45530104572.

27540103554 is a `hidden beast` number, since 2 + 7 + 540 + 103 + 5 + 5 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 26821595529 + 718508025 = 163773^2 + 26805^2 .

It is not an unprimeable number, because it can be changed into a prime (27540103553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 765002859 + ... + 765002894.

Almost surely, 2^27540103554 is an apocalyptic number.

27540103554 is an abundant number, since it is smaller than the sum of its proper divisors (32130120852).

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

27540103554 is a wasteful number, since it uses less digits than its factorization.

27540103554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530005761 (or 1530005758 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The spelling of 27540103554 in words is "twenty-seven billion, five hundred forty million, one hundred three thousand, five hundred fifty-four".