26727266512 has 20 divisors (see below), whose sum is σ = 51788937280. Its totient is φ = 13362379488.

The previous prime is 26727266479. The next prime is 26727266519. The reversal of 26727266512 is 21566272762.

It is a super-2 number, since 2×26727266512² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26727266519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111439 + ... + 256657.

It is an arithmetic number, because the mean of its divisors is an integer number (2589446864).

Almost surely, 2^26727266512 is an apocalyptic number.

It is an amenable number.

26727266512 is a deficient number, since it is larger than the sum of its proper divisors (25061670768).

26727266512 is a wasteful number, since it uses less digits than its factorization.

26727266512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156730 (or 156724 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The spelling of 26727266512 in words is "twenty-six billion, seven hundred twenty-seven million, two hundred sixty-six thousand, five hundred twelve".