26384171016 has 128 divisors (see below), whose sum is σ = 76593807360. Its totient is φ = 7418208000.

The previous prime is 26384170997. The next prime is 26384171017. The reversal of 26384171016 is 61017148362.

It is a super-2 number, since 2×26384171016² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26384171017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2829001 + ... + 2838311.

It is an arithmetic number, because the mean of its divisors is an integer number (598389120).

Almost surely, 2^26384171016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26384171016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38296903680).

26384171016 is an abundant number, since it is smaller than the sum of its proper divisors (50209636344).

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

26384171016 is a wasteful number, since it uses less digits than its factorization.

26384171016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9595 (or 9591 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 26384171016 in words is "twenty-six billion, three hundred eighty-four million, one hundred seventy-one thousand, sixteen".