274728205173 has 16 divisors (see below), whose sum is σ = 373233640320. Its totient is φ = 179687786304.

The previous prime is 274728205121. The next prime is 274728205187. The reversal of 274728205173 is 371502827472.

It is not a de Polignac number, because 274728205173 - 2⁶ = 274728205109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274728225173) 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, 6393123 + ... + 6435951.

It is an arithmetic number, because the mean of its divisors is an integer number (23327102520).

Almost surely, 2^274728205173 is an apocalyptic number.

It is an amenable number.

274728205173 is a deficient number, since it is larger than the sum of its proper divisors (98505435147).

274728205173 is a wasteful number, since it uses less digits than its factorization.

274728205173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83228.

The product of its (nonzero) digits is 1317120, while the sum is 48.

The spelling of 274728205173 in words is "two hundred seventy-four billion, seven hundred twenty-eight million, two hundred five thousand, one hundred seventy-three".