63958466485936 has 160 divisors (see below), whose sum is σ = 144509485086720. Its totient is φ = 27135509452800.

The previous prime is 63958466485913. The next prime is 63958466485987.

63958466485936 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 63958466485936.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150575391 + ... + 150999553.

It is an arithmetic number, because the mean of its divisors is an integer number (903184281792).

Almost surely, 2^{63958466485936} 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 63958466485936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72254742543360).

63958466485936 is an abundant number, since it is smaller than the sum of its proper divisors (80551018600784).

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

63958466485936 is a wasteful number, since it uses less digits than its factorization.

63958466485936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425195 (or 425189 counting only the distinct ones).

The product of its digits is 24186470400, while the sum is 82.

The spelling of 63958466485936 in words is "sixty-three trillion, nine hundred fifty-eight billion, four hundred sixty-six million, four hundred eighty-five thousand, nine hundred thirty-six".