27673317903 has 16 divisors (see below), whose sum is σ = 46002398976. Its totient is φ = 14375749440.

The previous prime is 27673317853. The next prime is 27673317937. The reversal of 27673317903 is 30971337672.

It is not a de Polignac number, because 27673317903 - 2¹⁸ = 27673055759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27673317103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59898726 + ... + 59899187.

It is an arithmetic number, because the mean of its divisors is an integer number (2875149936).

Almost surely, 2^27673317903 is an apocalyptic number.

27673317903 is a deficient number, since it is larger than the sum of its proper divisors (18329081073).

27673317903 is a wasteful number, since it uses less digits than its factorization.

27673317903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119797934.

The product of its (nonzero) digits is 1000188, while the sum is 48.

The spelling of 27673317903 in words is "twenty-seven billion, six hundred seventy-three million, three hundred seventeen thousand, nine hundred three".