63316804464 has 200 divisors, whose sum is σ = 191277413712. Its totient is φ = 20201425920.

The previous prime is 63316804457. The next prime is 63316804469. The reversal of 63316804464 is 46440861336.

It is a happy number.

63316804464 is a `hidden beast` number, since 633 + 1 + 6 + 8 + 0 + 4 + 4 + 6 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63316804469) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2804967 + ... + 2827449.

Almost surely, 2^63316804464 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 63316804464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95638706856).

63316804464 is an abundant number, since it is smaller than the sum of its proper divisors (127960609248).

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

63316804464 is a wasteful number, since it uses less digits than its factorization.

63316804464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22597 (or 22582 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 63316804464 in words is "sixty-three billion, three hundred sixteen million, eight hundred four thousand, four hundred sixty-four".