27021518846 has 12 divisors (see below), whose sum is σ = 46323658152. Its totient is φ = 11580387336.

The previous prime is 27021518827. The next prime is 27021518893. The reversal of 27021518846 is 64881512072.

It is a junction number, because it is equal to n+sod(n) for n = 27021518797 and 27021518806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 593096 + ... + 637028.

It is an arithmetic number, because the mean of its divisors is an integer number (3860304846).

Almost surely, 2^27021518846 is an apocalyptic number.

27021518846 is a deficient number, since it is larger than the sum of its proper divisors (19302139306).

27021518846 is an frugal number, since it uses more digits than its factorization.

27021518846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87875 (or 43942 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 27021518846 in words is "twenty-seven billion, twenty-one million, five hundred eighteen thousand, eight hundred forty-six".