27750527553 has 12 divisors (see below), whose sum is σ = 43041634800. Its totient is φ = 15857444232.

The previous prime is 27750527551. The next prime is 27750527573. The reversal of 27750527553 is 35572505772.

It is not a de Polignac number, because 27750527553 - 2¹ = 27750527551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27750527551) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 94389403 + ... + 94389696.

It is an arithmetic number, because the mean of its divisors is an integer number (3586802900).

Almost surely, 2^27750527553 is an apocalyptic number.

It is an amenable number.

27750527553 is a deficient number, since it is larger than the sum of its proper divisors (15291107247).

27750527553 is a wasteful number, since it uses less digits than its factorization.

27750527553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188779116 (or 188779109 counting only the distinct ones).

The product of its (nonzero) digits is 2572500, while the sum is 48.

The spelling of 27750527553 in words is "twenty-seven billion, seven hundred fifty million, five hundred twenty-seven thousand, five hundred fifty-three".