26944660466 has 8 divisors (see below), whose sum is σ = 40871114460. Its totient is φ = 13320955648.

The previous prime is 26944660453. The next prime is 26944660469. The reversal of 26944660466 is 66406644962.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 26547814225 + 396846241 = 162935^2 + 19921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (26944660469) 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, 75687071 + ... + 75687426.

Almost surely, 2^26944660466 is an apocalyptic number.

26944660466 is a deficient number, since it is larger than the sum of its proper divisors (13926453994).

26944660466 is a wasteful number, since it uses less digits than its factorization.

26944660466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151374588.

The product of its (nonzero) digits is 8957952, while the sum is 53.

The spelling of 26944660466 in words is "twenty-six billion, nine hundred forty-four million, six hundred sixty thousand, four hundred sixty-six".