63018616 has 16 divisors (see below), whose sum is σ = 119656800. Its totient is φ = 31110144.

The previous prime is 63018577. The next prime is 63018617. The reversal of 63018616 is 61681036.

63018616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63018617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49225 + ... + 50488.

It is an arithmetic number, because the mean of its divisors is an integer number (7478550).

Almost surely, 2^63018616 is an apocalyptic number.

It is an amenable number.

63018616 is a deficient number, since it is larger than the sum of its proper divisors (56638184).

63018616 is a wasteful number, since it uses less digits than its factorization.

63018616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99798 (or 99794 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 63018616 is about 7938.4265443474. The cubic root of 63018616 is about 397.9449095907.

The spelling of 63018616 in words is "sixty-three million, eighteen thousand, six hundred sixteen".