26400520326 has 8 divisors (see below), whose sum is σ = 52801040664. Its totient is φ = 8800173440.

The previous prime is 26400520319. The next prime is 26400520403. The reversal of 26400520326 is 62302500462.

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

26400520326 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 26400520293 and 26400520302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2200043355 + ... + 2200043366.

It is an arithmetic number, because the mean of its divisors is an integer number (6600130083).

Almost surely, 2^26400520326 is an apocalyptic number.

26400520326 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26400520326 is a wasteful number, since it uses less digits than its factorization.

26400520326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400086726.

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 26400520326 in words is "twenty-six billion, four hundred million, five hundred twenty thousand, three hundred twenty-six".