27125159961 has 8 divisors (see below), whose sum is σ = 36936388224. Its totient is φ = 17698685840.

The previous prime is 27125159953. The next prime is 27125159969. The reversal of 27125159961 is 16995152172.

It is an interprime number because it is at equal distance from previous prime (27125159953) and next prime (27125159969).

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

It is a cyclic number.

It is not a de Polignac number, because 27125159961 - 2³ = 27125159953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27125159961.

It is not an unprimeable number, because it can be changed into a prime (27125159969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96188370 + ... + 96188651.

It is an arithmetic number, because the mean of its divisors is an integer number (4617048528).

Almost surely, 2^27125159961 is an apocalyptic number.

It is an amenable number.

27125159961 is a deficient number, since it is larger than the sum of its proper divisors (9811228263).

27125159961 is a wasteful number, since it uses less digits than its factorization.

27125159961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192377071.

The product of its digits is 340200, while the sum is 48.

The spelling of 27125159961 in words is "twenty-seven billion, one hundred twenty-five million, one hundred fifty-nine thousand, nine hundred sixty-one".