26240696321 has 8 divisors (see below), whose sum is σ = 30173352384. Its totient is φ = 22354036560.

The previous prime is 26240696311. The next prime is 26240696323. The reversal of 26240696321 is 12369604262.

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 26240696321 - 2²⁶ = 26173587457 is a prime.

It is a super-4 number, since 4×26240696321⁴ (a number of 43 digits) contains 4444 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26240696323) 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, 11497850 + ... + 11500131.

It is an arithmetic number, because the mean of its divisors is an integer number (3771669048).

Almost surely, 2^26240696321 is an apocalyptic number.

It is an amenable number.

26240696321 is a deficient number, since it is larger than the sum of its proper divisors (3932656063).

26240696321 is a wasteful number, since it uses less digits than its factorization.

26240696321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22998151.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 26240696321 in words is "twenty-six billion, two hundred forty million, six hundred ninety-six thousand, three hundred twenty-one".