63117696 has 128 divisors (see below), whose sum is σ = 181641600. Its totient is φ = 19353600.

The previous prime is 63117683. The next prime is 63117701. The reversal of 63117696 is 69671136.

It is a tau number, because it is divible by the number of its divisors (128).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299031 + ... + 299241.

It is an arithmetic number, because the mean of its divisors is an integer number (1419075).

Almost surely, 2^63117696 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 63117696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90820800).

63117696 is an abundant number, since it is smaller than the sum of its proper divisors (118523904).

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

63117696 is a wasteful number, since it uses less digits than its factorization.

63117696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 276 counting only the distinct ones).

The product of its digits is 40824, while the sum is 39.

The square root of 63117696 is about 7944.6646247655. The cubic root of 63117696 is about 398.1533545373.

The spelling of 63117696 in words is "sixty-three million, one hundred seventeen thousand, six hundred ninety-six".