27959975063 has 8 divisors (see below), whose sum is σ = 28006719408. Its totient is φ = 27913259584.

The previous prime is 27959975039. The next prime is 27959975119. The reversal of 27959975063 is 36057995972.

It is a happy number.

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 27959975063 - 2¹⁸ = 27959712919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27959974987 and 27959975005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27959975003) 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 7 ways as a sum of consecutive naturals, for example, 2772356 + ... + 2782422.

It is an arithmetic number, because the mean of its divisors is an integer number (3500839926).

Almost surely, 2^27959975063 is an apocalyptic number.

27959975063 is a deficient number, since it is larger than the sum of its proper divisors (46744345).

27959975063 is a wasteful number, since it uses less digits than its factorization.

27959975063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14433.

The product of its (nonzero) digits is 32148900, while the sum is 62.

The spelling of 27959975063 in words is "twenty-seven billion, nine hundred fifty-nine million, nine hundred seventy-five thousand, sixty-three".