63713916 has 108 divisors (see below), whose sum is σ = 197313480. Its totient is φ = 17236800.

The previous prime is 63713869. The next prime is 63713927. The reversal of 63713916 is 61931736.

63713916 is a `hidden beast` number, since 637 + 1 + 3 + 9 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 35 ways as a sum of consecutive naturals, for example, 32566 + ... + 34466.

Almost surely, 2^63713916 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 63713916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98656740).

63713916 is an abundant number, since it is smaller than the sum of its proper divisors (133599564).

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

63713916 is a wasteful number, since it uses less digits than its factorization.

63713916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944 (or 1932 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 63713916 is about 7982.0997237569. The cubic root of 63713916 is about 399.4031013898.

The spelling of 63713916 in words is "sixty-three million, seven hundred thirteen thousand, nine hundred sixteen".