27272713489 has 4 divisors (see below), whose sum is σ = 31168815424. Its totient is φ = 23376611556.

The previous prime is 27272713483. The next prime is 27272713499. The reversal of 27272713489 is 98431727272.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27272713489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27272713483) 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, 1948050957 + ... + 1948050970.

It is an arithmetic number, because the mean of its divisors is an integer number (7792203856).

Almost surely, 2^27272713489 is an apocalyptic number.

It is an amenable number.

27272713489 is a deficient number, since it is larger than the sum of its proper divisors (3896101935).

27272713489 is an equidigital number, since it uses as much as digits as its factorization.

27272713489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3896101934.

The product of its digits is 2370816, while the sum is 52.

The spelling of 27272713489 in words is "twenty-seven billion, two hundred seventy-two million, seven hundred thirteen thousand, four hundred eighty-nine".