26317493373612 has 192 divisors, whose sum is σ = 71253723340800. Its totient is φ = 7405160361984.

The previous prime is 26317493373607. The next prime is 26317493373631. The reversal of 26317493373612 is 21637339471362.

It is a happy number.

It is a super-2 number, since 2×26317493373612² (a number of 28 digits) contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 1192606603 + ... + 1192628669.

It is an arithmetic number, because the mean of its divisors is an integer number (371113142400).

Almost surely, 2^{26317493373612} 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 26317493373612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35626861670400).

26317493373612 is an abundant number, since it is smaller than the sum of its proper divisors (44936229967188).

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

26317493373612 is a wasteful number, since it uses less digits than its factorization.

26317493373612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22940 (or 22938 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 57.

The spelling of 26317493373612 in words is "twenty-six trillion, three hundred seventeen billion, four hundred ninety-three million, three hundred seventy-three thousand, six hundred twelve".