26974796672 has 32 divisors (see below), whose sum is σ = 53838323400. Its totient is φ = 13462433280.

The previous prime is 26974796647. The next prime is 26974796677. The reversal of 26974796672 is 27669747962.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 26974796599 and 26974796608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26974796677) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 125522 + ... + 264017.

Almost surely, 2^26974796672 is an apocalyptic number.

It is an amenable number.

26974796672 is a deficient number, since it is larger than the sum of its proper divisors (26863526728).

26974796672 is an equidigital number, since it uses as much as digits as its factorization.

26974796672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390094 (or 390082 counting only the distinct ones).

The product of its digits is 96018048, while the sum is 65.

The spelling of 26974796672 in words is "twenty-six billion, nine hundred seventy-four million, seven hundred ninety-six thousand, six hundred seventy-two".