26058856720 has 320 divisors, whose sum is σ = 69185571840. Its totient is φ = 9065447424.

The previous prime is 26058856699. The next prime is 26058856723. The reversal of 26058856720 is 2765885062.

It is not an unprimeable number, because it can be changed into a prime (26058856723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 239072026 + ... + 239072134.

It is an arithmetic number, because the mean of its divisors is an integer number (216204912).

Almost surely, 2^26058856720 is an apocalyptic number.

26058856720 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 26058856720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34592785920).

26058856720 is an abundant number, since it is smaller than the sum of its proper divisors (43126715120).

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

26058856720 is a wasteful number, since it uses less digits than its factorization.

26058856720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 26058856720 in words is "twenty-six billion, fifty-eight million, eight hundred fifty-six thousand, seven hundred twenty".