52681041266448 has 120 divisors (see below), whose sum is σ = 158343283015200. Its totient is φ = 15048742732800.

The previous prime is 52681041266437. The next prime is 52681041266479. The reversal of 52681041266448 is 84466214018625.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9662728 + ... + 14097176.

It is an arithmetic number, because the mean of its divisors is an integer number (1319527358460).

Almost surely, 2^{52681041266448} 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 52681041266448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79171641507600).

52681041266448 is an abundant number, since it is smaller than the sum of its proper divisors (105662241748752).

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

52681041266448 is a wasteful number, since it uses less digits than its factorization.

52681041266448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4439525 (or 4439512 counting only the distinct ones).

The product of its (nonzero) digits is 17694720, while the sum is 57.

The spelling of 52681041266448 in words is "fifty-two trillion, six hundred eighty-one billion, forty-one million, two hundred sixty-six thousand, four hundred forty-eight".