27947420562 has 16 divisors (see below), whose sum is σ = 55905634080. Its totient is φ = 9314008032.

The previous prime is 27947420551. The next prime is 27947420617. The reversal of 27947420562 is 26502474972.

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 7 ways as a sum of consecutive naturals, for example, 415848 + ... + 478355.

It is an arithmetic number, because the mean of its divisors is an integer number (3494102130).

Almost surely, 2^27947420562 is an apocalyptic number.

27947420562 is an abundant number, since it is smaller than the sum of its proper divisors (27958213518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27947420562 is a wasteful number, since it uses less digits than its factorization.

27947420562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899417.

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 27947420562 in words is "twenty-seven billion, nine hundred forty-seven million, four hundred twenty thousand, five hundred sixty-two".