26043972535320 has 128 divisors (see below), whose sum is σ = 78422634259200. Its totient is φ = 6919238785536.

The previous prime is 26043972535319. The next prime is 26043972535351. The reversal of 26043972535320 is 2353527934062.

It is a congruent 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, 80112142 + ... + 80436578.

It is an arithmetic number, because the mean of its divisors is an integer number (612676830150).

Almost surely, 2^{26043972535320} is an apocalyptic number.

26043972535320 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 26043972535320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39211317129600).

26043972535320 is an abundant number, since it is smaller than the sum of its proper divisors (52378661723880).

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

26043972535320 is a wasteful number, since it uses less digits than its factorization.

26043972535320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326937 (or 326933 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 51.

The spelling of 26043972535320 in words is "twenty-six trillion, forty-three billion, nine hundred seventy-two million, five hundred thirty-five thousand, three hundred twenty".