63316220418 has 192 divisors, whose sum is σ = 160414525440. Its totient is φ = 17836992000.

The previous prime is 63316220417. The next prime is 63316220479. The reversal of 63316220418 is 81402261336.

63316220418 is a `hidden beast` number, since 6 + 3 + 3 + 16 + 220 + 418 = 666.

It is not an unprimeable number, because it can be changed into a prime (63316220417) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 176368123 + ... + 176368481.

It is an arithmetic number, because the mean of its divisors is an integer number (835492320).

Almost surely, 2^63316220418 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63316220418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80207262720).

63316220418 is an abundant number, since it is smaller than the sum of its proper divisors (97098305022).

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

63316220418 is a wasteful number, since it uses less digits than its factorization.

63316220418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 890 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 63316220418 in words is "sixty-three billion, three hundred sixteen million, two hundred twenty thousand, four hundred eighteen".