26520216770712 has 192 divisors, whose sum is σ = 79145662982400. Its totient is φ = 7380752520960.

The previous prime is 26520216770693. The next prime is 26520216770741. The reversal of 26520216770712 is 21707761202562.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7133037 + ... + 10194147.

It is an arithmetic number, because the mean of its divisors is an integer number (412216994700).

Almost surely, 2^{26520216770712} 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 26520216770712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39572831491200).

26520216770712 is an abundant number, since it is smaller than the sum of its proper divisors (52625446211688).

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

26520216770712 is a wasteful number, since it uses less digits than its factorization.

26520216770712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061326 (or 3061315 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 48.

The spelling of 26520216770712 in words is "twenty-six trillion, five hundred twenty billion, two hundred sixteen million, seven hundred seventy thousand, seven hundred twelve".