26326318125216 has 48 divisors (see below), whose sum is σ = 69123832553664. Its totient is φ = 8773249219584.

The previous prime is 26326318125169. The next prime is 26326318125221. The reversal of 26326318125216 is 61252181362362.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33834505 + ... + 34603848.

It is an arithmetic number, because the mean of its divisors is an integer number (1440079844868).

Almost surely, 2^{26326318125216} is an apocalyptic number.

It is an amenable number.

26326318125216 is an abundant number, since it is smaller than the sum of its proper divisors (42797514428448).

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

26326318125216 is a wasteful number, since it uses less digits than its factorization.

26326318125216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68442373 (or 68442365 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

Adding to 26326318125216 its reverse (61252181362362), we get a palindrome (87578499487578).

The spelling of 26326318125216 in words is "twenty-six trillion, three hundred twenty-six billion, three hundred eighteen million, one hundred twenty-five thousand, two hundred sixteen".