27553050055 has 4 divisors (see below), whose sum is σ = 33063660072. Its totient is φ = 22042440040.

The previous prime is 27553050053. The next prime is 27553050113. The reversal of 27553050055 is 55005035572.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 27553050055 - 2¹ = 27553050053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27553049996 and 27553050023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27553050053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2755305001 + ... + 2755305010.

It is an arithmetic number, because the mean of its divisors is an integer number (8265915018).

Almost surely, 2^27553050055 is an apocalyptic number.

27553050055 is a deficient number, since it is larger than the sum of its proper divisors (5510610017).

27553050055 is an equidigital number, since it uses as much as digits as its factorization.

27553050055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510610016.

The product of its (nonzero) digits is 131250, while the sum is 37.

The spelling of 27553050055 in words is "twenty-seven billion, five hundred fifty-three million, fifty thousand, fifty-five".