63816696 has 48 divisors (see below), whose sum is σ = 175429800. Its totient is φ = 20953152.

The previous prime is 63816689. The next prime is 63816703. The reversal of 63816696 is 69661836.

63816696 is a `hidden beast` number, since 638 + 1 + 6 + 6 + 9 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (63816689) and next prime (63816703).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1791 + ... + 11438.

Almost surely, 2^63816696 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 63816696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87714900).

63816696 is an abundant number, since it is smaller than the sum of its proper divisors (111613104).

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

63816696 is a wasteful number, since it uses less digits than its factorization.

63816696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13308 (or 13301 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 63816696 is about 7988.5352850194. The cubic root of 63816696 is about 399.6177514982.

The spelling of 63816696 in words is "sixty-three million, eight hundred sixteen thousand, six hundred ninety-six".