65852876880000 has 6400 divisors, whose sum is σ = 319802270515200. Its totient is φ = 13094535168000.

The previous prime is 65852876879929. The next prime is 65852876880013. The reversal of 65852876880000 is 8867825856.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 65852876880000.

It is an unprimeable number.

It is a polite number, since it can be written in 799 ways as a sum of consecutive naturals, for example, 833580719961 + ... + 833580720039.

It is an arithmetic number, because the mean of its divisors is an integer number (49969104768).

Almost surely, 2^{65852876880000} is an apocalyptic number.

65852876880000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65852876880000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159901135257600).

65852876880000 is an abundant number, since it is smaller than the sum of its proper divisors (253949393635200).

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

65852876880000 is a wasteful number, since it uses less digits than its factorization.

65852876880000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 63.

The spelling of 65852876880000 in words is "sixty-five trillion, eight hundred fifty-two billion, eight hundred seventy-six million, eight hundred eighty thousand".