26256285239360 has 448 divisors, whose sum is σ = 73654384527360. Its totient is φ = 8811804672000.

The previous prime is 26256285239339. The next prime is 26256285239377. The reversal of 26256285239360 is 6393258265262.

It is a super-3 number, since 3×26256285239360³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26256285239360.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1993485575 + ... + 1993498745.

It is an arithmetic number, because the mean of its divisors is an integer number (164407108320).

Almost surely, 2^{26256285239360} is an apocalyptic number.

26256285239360 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 26256285239360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36827192263680).

26256285239360 is an abundant number, since it is smaller than the sum of its proper divisors (47398099288000).

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

26256285239360 is a wasteful number, since it uses less digits than its factorization.

26256285239360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13986 (or 13976 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 59.

The spelling of 26256285239360 in words is "twenty-six trillion, two hundred fifty-six billion, two hundred eighty-five million, two hundred thirty-nine thousand, three hundred sixty".