26097928704 has 160 divisors (see below), whose sum is σ = 79916760000. Its totient is φ = 8399204352.

The previous prime is 26097928693. The next prime is 26097928823. The reversal of 26097928704 is 40782979062.

26097928704 is a `hidden beast` number, since 2 + 609 + 7 + 9 + 28 + 7 + 0 + 4 = 666.

It is a super-2 number, since 2×26097928704² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 368347 + ... + 433445.

It is an arithmetic number, because the mean of its divisors is an integer number (499479750).

Almost surely, 2^26097928704 is an apocalyptic number.

26097928704 is a gapful number since it is divisible by the number (24) 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 26097928704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39958380000).

26097928704 is an abundant number, since it is smaller than the sum of its proper divisors (53818831296).

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

26097928704 is an equidigital number, since it uses as much as digits as its factorization.

26097928704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65155 (or 65133 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 26097928704 in words is "twenty-six billion, ninety-seven million, nine hundred twenty-eight thousand, seven hundred four".