26265752320 has 72 divisors (see below), whose sum is σ = 63192541104. Its totient is φ = 10459901952.

The previous prime is 26265752299. The next prime is 26265752353. The reversal of 26265752320 is 2325756262.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245362 + ... + 335758.

It is an arithmetic number, because the mean of its divisors is an integer number (877674182).

Almost surely, 2^26265752320 is an apocalyptic number.

26265752320 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 26265752320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31596270552).

26265752320 is an abundant number, since it is smaller than the sum of its proper divisors (36926788784).

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

26265752320 is an equidigital number, since it uses as much as digits as its factorization.

26265752320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90645 (or 90631 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 26265752320 in words is "twenty-six billion, two hundred sixty-five million, seven hundred fifty-two thousand, three hundred twenty".