27117506203 has 8 divisors (see below), whose sum is σ = 27361020528. Its totient is φ = 26874054144.

The previous prime is 27117506113. The next prime is 27117506239. The reversal of 27117506203 is 30260571172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-27117506203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27117507203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1658275 + ... + 1674547.

It is an arithmetic number, because the mean of its divisors is an integer number (3420127566).

Almost surely, 2^27117506203 is an apocalyptic number.

27117506203 is a deficient number, since it is larger than the sum of its proper divisors (243514325).

27117506203 is a wasteful number, since it uses less digits than its factorization.

27117506203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31133.

The product of its (nonzero) digits is 17640, while the sum is 34.

The spelling of 27117506203 in words is "twenty-seven billion, one hundred seventeen million, five hundred six thousand, two hundred three".