26325745280 has 256 divisors, whose sum is σ = 67365043200. Its totient is φ = 9820618752.

The previous prime is 26325745253. The next prime is 26325745339. The reversal of 26325745280 is 8254752362.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89848814 + ... + 89849106.

It is an arithmetic number, because the mean of its divisors is an integer number (263144700).

Almost surely, 2^26325745280 is an apocalyptic number.

26325745280 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 26325745280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33682521600).

26325745280 is an abundant number, since it is smaller than the sum of its proper divisors (41039297920).

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

26325745280 is a wasteful number, since it uses less digits than its factorization.

26325745280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 479 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 26325745280 in words is "twenty-six billion, three hundred twenty-five million, seven hundred forty-five thousand, two hundred eighty".