27958213682 has 16 divisors (see below), whose sum is σ = 48250036800. Its totient is φ = 11901673968.

The previous prime is 27958213669. The next prime is 27958213729. The reversal of 27958213682 is 28631285972.

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, 6699308 + ... + 6703479.

It is an arithmetic number, because the mean of its divisors is an integer number (3015627300).

Almost surely, 2^27958213682 is an apocalyptic number.

27958213682 is a deficient number, since it is larger than the sum of its proper divisors (20291823118).

27958213682 is a wasteful number, since it uses less digits than its factorization.

27958213682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13402945.

The product of its digits is 2903040, while the sum is 53.

The spelling of 27958213682 in words is "twenty-seven billion, nine hundred fifty-eight million, two hundred thirteen thousand, six hundred eighty-two".