27870814153 has 16 divisors (see below), whose sum is σ = 35485390080. Its totient is φ = 21291230016.

The previous prime is 27870814133. The next prime is 27870814189. The reversal of 27870814153 is 35141807872.

It is a de Polignac number, because none of the positive numbers 2^k-27870814153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27870814123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5277925 + ... + 5283202.

It is an arithmetic number, because the mean of its divisors is an integer number (2217836880).

Almost surely, 2^27870814153 is an apocalyptic number.

It is an amenable number.

27870814153 is a deficient number, since it is larger than the sum of its proper divisors (7614575927).

27870814153 is a wasteful number, since it uses less digits than its factorization.

27870814153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10561176.

The product of its (nonzero) digits is 376320, while the sum is 46.

The spelling of 27870814153 in words is "twenty-seven billion, eight hundred seventy million, eight hundred fourteen thousand, one hundred fifty-three".