27173090272 has 24 divisors (see below), whose sum is σ = 54174204000. Its totient is φ = 13414562304.

The previous prime is 27173090267. The next prime is 27173090281. The reversal of 27173090272 is 27209037172.

It is a super-2 number, since 2×27173090272² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5371897 + ... + 5376952.

It is an arithmetic number, because the mean of its divisors is an integer number (2257258500).

Almost surely, 2^27173090272 is an apocalyptic number.

It is an amenable number.

27173090272 is a deficient number, since it is larger than the sum of its proper divisors (27001113728).

27173090272 is a wasteful number, since it uses less digits than its factorization.

27173090272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10748938 (or 10748930 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 40.

The spelling of 27173090272 in words is "twenty-seven billion, one hundred seventy-three million, ninety thousand, two hundred seventy-two".