63463382658 has 64 divisors (see below), whose sum is σ = 152508787200. Its totient is φ = 19446117120.

The previous prime is 63463382657. The next prime is 63463382663. The reversal of 63463382658 is 85628336436.

63463382658 is a `hidden beast` number, since 6 + 3 + 46 + 338 + 265 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (63463382657) 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 31 ways as a sum of consecutive naturals, for example, 18378 + ... + 356741.

It is an arithmetic number, because the mean of its divisors is an integer number (2382949800).

Almost surely, 2^63463382658 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63463382658, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76254393600).

63463382658 is an abundant number, since it is smaller than the sum of its proper divisors (89045404542).

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

63463382658 is a wasteful number, since it uses less digits than its factorization.

63463382658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375384 (or 375378 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 54.

The spelling of 63463382658 in words is "sixty-three billion, four hundred sixty-three million, three hundred eighty-two thousand, six hundred fifty-eight".