26840291781704 has 16 divisors (see below), whose sum is σ = 50330576275200. Its totient is φ = 13418804774992.

The previous prime is 26840291781649. The next prime is 26840291781707. The reversal of 26840291781704 is 40718719204862.

It is not an unprimeable number, because it can be changed into a prime (26840291781707) 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, 167554424 + ... + 167714535.

It is an arithmetic number, because the mean of its divisors is an integer number (3145661017200).

Almost surely, 2^{26840291781704} is an apocalyptic number.

It is an amenable number.

26840291781704 is a deficient number, since it is larger than the sum of its proper divisors (23490284493496).

26840291781704 is a wasteful number, since it uses less digits than its factorization.

26840291781704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335278972 (or 335278968 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 59.

The spelling of 26840291781704 in words is "twenty-six trillion, eight hundred forty billion, two hundred ninety-one million, seven hundred eighty-one thousand, seven hundred four".