26242444400064 has 28 divisors (see below), whose sum is σ = 69433134142344. Its totient is φ = 8747481466624.

The previous prime is 26242444400059. The next prime is 26242444400077. The reversal of 26242444400064 is 46000444424262.

It is a junction number, because it is equal to n+sod(n) for n = 26242444399989 and 26242444400025.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 68339698767 + ... + 68339699150.

It is an arithmetic number, because the mean of its divisors is an integer number (2479754790798).

Almost surely, 2^{26242444400064} is an apocalyptic number.

26242444400064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26242444400064 is an abundant number, since it is smaller than the sum of its proper divisors (43190689742280).

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

26242444400064 is a wasteful number, since it uses less digits than its factorization.

26242444400064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136679397932 (or 136679397922 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 42.

The spelling of 26242444400064 in words is "twenty-six trillion, two hundred forty-two billion, four hundred forty-four million, four hundred thousand, sixty-four".