26937928768 has 14 divisors (see below), whose sum is σ = 53454952526. Its totient is φ = 13468964352.

The previous prime is 26937928757. The next prime is 26937928769. The reversal of 26937928768 is 86782973962.

It can be written as a sum of positive squares in only one way, i.e., 22036808704 + 4901120064 = 148448^2 + 70008^2 .

It is not an unprimeable number, because it can be changed into a prime (26937928769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210452505 + ... + 210452632.

Almost surely, 2^26937928768 is an apocalyptic number.

It is an amenable number.

26937928768 is a deficient number, since it is larger than the sum of its proper divisors (26517023758).

26937928768 is an equidigital number, since it uses as much as digits as its factorization.

26937928768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420905149 (or 420905139 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 67.

The spelling of 26937928768 in words is "twenty-six billion, nine hundred thirty-seven million, nine hundred twenty-eight thousand, seven hundred sixty-eight".