26860456504320 has 704 divisors, whose sum is σ = 90930221291520. Its totient is φ = 6756332470272.

The previous prime is 26860456504253. The next prime is 26860456504327. The reversal of 26860456504320 is 2340565406862.

It is not an unprimeable number, because it can be changed into a prime (26860456504327) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18486204714 + ... + 18486206166.

Almost surely, 2^{26860456504320} is an apocalyptic number.

26860456504320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26860456504320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45465110645760).

26860456504320 is an abundant number, since it is smaller than the sum of its proper divisors (64069764787200).

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

26860456504320 is a wasteful number, since it uses less digits than its factorization.

26860456504320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440 (or 2422 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 51.

The spelling of 26860456504320 in words is "twenty-six trillion, eight hundred sixty billion, four hundred fifty-six million, five hundred four thousand, three hundred twenty".