26968535272 has 16 divisors (see below), whose sum is σ = 57789718560. Its totient is φ = 11557943664.

The previous prime is 26968535263. The next prime is 26968535303. The reversal of 26968535272 is 27253586962.

It is a super-2 number, since 2×26968535272² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 240790438 + ... + 240790549.

It is an arithmetic number, because the mean of its divisors is an integer number (3611857410).

Almost surely, 2^26968535272 is an apocalyptic number.

It is an amenable number.

26968535272 is an abundant number, since it is smaller than the sum of its proper divisors (30821183288).

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

26968535272 is a wasteful number, since it uses less digits than its factorization.

26968535272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481581000 (or 481580996 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 55.

The spelling of 26968535272 in words is "twenty-six billion, nine hundred sixty-eight million, five hundred thirty-five thousand, two hundred seventy-two".