27057643012 has 24 divisors (see below), whose sum is σ = 48015699200. Its totient is φ = 13338997056.

The previous prime is 27057642977. The next prime is 27057643031. The reversal of 27057643012 is 21034675072.

It is a happy number.

It is a super-3 number, since 3×27057643012³ (a number of 32 digits) contains 333 as substring.

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, 955189 + ... + 983107.

Almost surely, 2^27057643012 is an apocalyptic number.

It is an amenable number.

27057643012 is a deficient number, since it is larger than the sum of its proper divisors (20958056188).

27057643012 is a wasteful number, since it uses less digits than its factorization.

27057643012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31315 (or 31313 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 27057643012 in words is "twenty-seven billion, fifty-seven million, six hundred forty-three thousand, twelve".