27253557047 has 8 divisors (see below), whose sum is σ = 27587271936. Its totient is φ = 26919969912.

The previous prime is 27253557043. The next prime is 27253557119. The reversal of 27253557047 is 74075535272.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27253557047 - 2² = 27253557043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27253556992 and 27253557010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27253557043) 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 7 ways as a sum of consecutive naturals, for example, 439628 + ... + 497774.

It is an arithmetic number, because the mean of its divisors is an integer number (3448408992).

Almost surely, 2^27253557047 is an apocalyptic number.

27253557047 is a deficient number, since it is larger than the sum of its proper divisors (333714889).

27253557047 is an equidigital number, since it uses as much as digits as its factorization.

27253557047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63877.

The product of its (nonzero) digits is 2058000, while the sum is 47.

The spelling of 27253557047 in words is "twenty-seven billion, two hundred fifty-three million, five hundred fifty-seven thousand, forty-seven".