27128628274 has 16 divisors (see below), whose sum is σ = 44807186016. Its totient is φ = 12215948800.

The previous prime is 27128628257. The next prime is 27128628299. The reversal of 27128628274 is 47282682172.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5759887 + ... + 5764594.

It is an arithmetic number, because the mean of its divisors is an integer number (2800449126).

Almost surely, 2^27128628274 is an apocalyptic number.

27128628274 is a deficient number, since it is larger than the sum of its proper divisors (17678557742).

27128628274 is a wasteful number, since it uses less digits than its factorization.

27128628274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11524601.

The product of its digits is 1204224, while the sum is 49.

The spelling of 27128628274 in words is "twenty-seven billion, one hundred twenty-eight million, six hundred twenty-eight thousand, two hundred seventy-four".