27175317013 has 16 divisors (see below), whose sum is σ = 30442230000. Its totient is φ = 24086039040.

The previous prime is 27175317007. The next prime is 27175317083. The reversal of 27175317013 is 31071357172.

It can be written as a sum of positive squares in 8 ways, for example, as 8196948369 + 18978368644 = 90537^2 + 137762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27175317013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27175317083) 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, 130888 + ... + 267361.

It is an arithmetic number, because the mean of its divisors is an integer number (1902639375).

Almost surely, 2^27175317013 is an apocalyptic number.

It is an amenable number.

27175317013 is a deficient number, since it is larger than the sum of its proper divisors (3266912987).

27175317013 is a wasteful number, since it uses less digits than its factorization.

27175317013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398472.

The product of its (nonzero) digits is 30870, while the sum is 37.

The spelling of 27175317013 in words is "twenty-seven billion, one hundred seventy-five million, three hundred seventeen thousand, thirteen".