27425151317 has 4 divisors (see below), whose sum is σ = 28370846220. Its totient is φ = 26479456416.

The previous prime is 27425151311. The next prime is 27425151319. The reversal of 27425151317 is 71315152472.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11748608881 + 15676542436 = 108391^2 + 125206^2 .

It is not a de Polignac number, because 27425151317 - 2⁶ = 27425151253 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 (27425151311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472847408 + ... + 472847465.

It is an arithmetic number, because the mean of its divisors is an integer number (7092711555).

Almost surely, 2^27425151317 is an apocalyptic number.

It is an amenable number.

27425151317 is a deficient number, since it is larger than the sum of its proper divisors (945694903).

27425151317 is an equidigital number, since it uses as much as digits as its factorization.

27425151317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945694902.

The product of its digits is 58800, while the sum is 38.

The spelling of 27425151317 in words is "twenty-seven billion, four hundred twenty-five million, one hundred fifty-one thousand, three hundred seventeen".