27317513273449 has 16 divisors (see below), whose sum is σ = 33070790958336. Its totient is φ = 22028121561600.

The previous prime is 27317513273429. The next prime is 27317513273473. The reversal of 27317513273449 is 94437231571372.

It is not a de Polignac number, because 27317513273449 - 2¹¹ = 27317513271401 is a prime.

It is a super-3 number, since 3×27317513273449³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27317513273393 and 27317513273402.

It is not an unprimeable number, because it can be changed into a prime (27317513273419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49391572 + ... + 49941589.

It is an arithmetic number, because the mean of its divisors is an integer number (2066924434896).

Almost surely, 2^{27317513273449} is an apocalyptic number.

It is an amenable number.

27317513273449 is a deficient number, since it is larger than the sum of its proper divisors (5753277684887).

27317513273449 is a wasteful number, since it uses less digits than its factorization.

27317513273449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99335496.

The product of its digits is 26671680, while the sum is 58.

The spelling of 27317513273449 in words is "twenty-seven trillion, three hundred seventeen billion, five hundred thirteen million, two hundred seventy-three thousand, four hundred forty-nine".