63719016 has 64 divisors (see below), whose sum is σ = 168220800. Its totient is φ = 20072448.

The previous prime is 63718979. The next prime is 63719023. The reversal of 63719016 is 61091736.

It is a super-2 number, since 2×63719016² = 8120226000016512, which contains 22 as substring.

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, 48480 + ... + 49776.

It is an arithmetic number, because the mean of its divisors is an integer number (2628450).

Almost surely, 2^63719016 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 63719016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84110400).

63719016 is an abundant number, since it is smaller than the sum of its proper divisors (104501784).

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

63719016 is a wasteful number, since it uses less digits than its factorization.

63719016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418 (or 1414 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 63719016 is about 7982.4191821778. The cubic root of 63719016 is about 399.4137578869.

The spelling of 63719016 in words is "sixty-three million, seven hundred nineteen thousand, sixteen".