27316715157 has 20 divisors (see below), whose sum is σ = 41381198496. Its totient is φ = 17954644680.

The previous prime is 27316715147. The next prime is 27316715159. The reversal of 27316715157 is 75151761372.

27316715157 is a `hidden beast` number, since 2 + 73 + 1 + 67 + 1 + 515 + 7 = 666.

It is not a de Polignac number, because 27316715157 - 2¹⁰ = 27316714133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27316715159) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2369203 + ... + 2380704.

Almost surely, 2^27316715157 is an apocalyptic number.

27316715157 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

27316715157 is a deficient number, since it is larger than the sum of its proper divisors (14064483339).

27316715157 is an equidigital number, since it uses as much as digits as its factorization.

27316715157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749990 (or 4749981 counting only the distinct ones).

The product of its digits is 308700, while the sum is 45.

The spelling of 27316715157 in words is "twenty-seven billion, three hundred sixteen million, seven hundred fifteen thousand, one hundred fifty-seven".