26974444832 has 24 divisors (see below), whose sum is σ = 53114249916. Its totient is φ = 13485111552.

The previous prime is 26974444789. The next prime is 26974444841. The reversal of 26974444832 is 23844447962.

It can be written as a sum of positive squares in 2 ways, for example, as 25958365456 + 1016079376 = 161116^2 + 31876^2 .

It is a super-2 number, since 2×26974444832² (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, 152858 + ... + 278054.

Almost surely, 2^26974444832 is an apocalyptic number.

It is an amenable number.

26974444832 is a deficient number, since it is larger than the sum of its proper divisors (26139805084).

26974444832 is a wasteful number, since it uses less digits than its factorization.

26974444832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131940 (or 131932 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 53.

The spelling of 26974444832 in words is "twenty-six billion, nine hundred seventy-four million, four hundred forty-four thousand, eight hundred thirty-two".