27650874317 has 4 divisors (see below), whose sum is σ = 30164590176. Its totient is φ = 25137158460.

The previous prime is 27650874301. The next prime is 27650874319. The reversal of 27650874317 is 71347805672.

It is a happy number.

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 not a de Polignac number, because 27650874317 - 2⁴ = 27650874301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27650874319) 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, 1256857913 + ... + 1256857934.

It is an arithmetic number, because the mean of its divisors is an integer number (7541147544).

Almost surely, 2^27650874317 is an apocalyptic number.

It is an amenable number.

27650874317 is a deficient number, since it is larger than the sum of its proper divisors (2513715859).

27650874317 is a wasteful number, since it uses less digits than its factorization.

27650874317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513715858.

The product of its (nonzero) digits is 1975680, while the sum is 50.

The spelling of 27650874317 in words is "twenty-seven billion, six hundred fifty million, eight hundred seventy-four thousand, three hundred seventeen".