27216306704 has 40 divisors (see below), whose sum is σ = 53257697688. Its totient is φ = 13473008640.

The previous prime is 27216306679. The next prime is 27216306721. The reversal of 27216306704 is 40760361272.

It can be written as a sum of positive squares in 4 ways, for example, as 2176409104 + 25039897600 = 46652^2 + 158240^2 .

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, 686594 + ... + 725150.

Almost surely, 2^27216306704 is an apocalyptic number.

It is an amenable number.

27216306704 is a deficient number, since it is larger than the sum of its proper divisors (26041390984).

27216306704 is a wasteful number, since it uses less digits than its factorization.

27216306704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39003 (or 38997 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

Adding to 27216306704 its reverse (40760361272), we get a palindrome (67976667976).

The spelling of 27216306704 in words is "twenty-seven billion, two hundred sixteen million, three hundred six thousand, seven hundred four".