26748665339 has 8 divisors (see below), whose sum is σ = 29200083120. Its totient is φ = 24300534400.

The previous prime is 26748665323. The next prime is 26748665341. The reversal of 26748665339 is 93356684762.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 26748665339 - 2⁴ = 26748665323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26748665309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804674 + ... + 837255.

It is an arithmetic number, because the mean of its divisors is an integer number (3650010390).

Almost surely, 2^26748665339 is an apocalyptic number.

26748665339 is a deficient number, since it is larger than the sum of its proper divisors (2451417781).

26748665339 is a wasteful number, since it uses less digits than its factorization.

26748665339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643421.

The product of its digits is 39191040, while the sum is 59.

The spelling of 26748665339 in words is "twenty-six billion, seven hundred forty-eight million, six hundred sixty-five thousand, three hundred thirty-nine".