27257383211 has 4 divisors (see below), whose sum is σ = 28860758712. Its totient is φ = 25654007712.

The previous prime is 27257383189. The next prime is 27257383213. The reversal of 27257383211 is 11238375272.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 27257383211 - 2¹⁴ = 27257366827 is a prime.

It is a super-2 number, since 2×27257383211² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27257383213) 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 3 ways as a sum of consecutive naturals, for example, 801687725 + ... + 801687758.

It is an arithmetic number, because the mean of its divisors is an integer number (7215189678).

Almost surely, 2^27257383211 is an apocalyptic number.

27257383211 is a deficient number, since it is larger than the sum of its proper divisors (1603375501).

27257383211 is a wasteful number, since it uses less digits than its factorization.

27257383211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603375500.

The product of its digits is 141120, while the sum is 41.

The spelling of 27257383211 in words is "twenty-seven billion, two hundred fifty-seven million, three hundred eighty-three thousand, two hundred eleven".