26205116250 has 80 divisors (see below), whose sum is σ = 65577758400. Its totient is φ = 6978864000.

The previous prime is 26205116239. The next prime is 26205116251. The reversal of 26205116250 is 5261150262.

It is a super-3 number, since 3×26205116250³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (26205116251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3142086 + ... + 3150414.

It is an arithmetic number, because the mean of its divisors is an integer number (819721980).

Almost surely, 2^26205116250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26205116250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32788879200).

26205116250 is an abundant number, since it is smaller than the sum of its proper divisors (39372642150).

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

26205116250 is an equidigital number, since it uses as much as digits as its factorization.

26205116250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9193 (or 9178 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 26205116250 in words is "twenty-six billion, two hundred five million, one hundred sixteen thousand, two hundred fifty".