26088537580 has 96 divisors (see below), whose sum is σ = 63153699840. Its totient is φ = 8867646720.

The previous prime is 26088537551. The next prime is 26088537583. The reversal of 26088537580 is 8573588062.

It is a super-2 number, since 2×26088537580² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26088537583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9345985 + ... + 9348775.

It is an arithmetic number, because the mean of its divisors is an integer number (657851040).

Almost surely, 2^26088537580 is an apocalyptic number.

26088537580 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 26088537580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31576849920).

26088537580 is an abundant number, since it is smaller than the sum of its proper divisors (37065162260).

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

26088537580 is a wasteful number, since it uses less digits than its factorization.

26088537580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3359 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 26088537580 in words is "twenty-six billion, eighty-eight million, five hundred thirty-seven thousand, five hundred eighty".