63199960 has 32 divisors (see below), whose sum is σ = 145229760. Its totient is φ = 24741376.

The previous prime is 63199957. The next prime is 63199987. The reversal of 63199960 is 6999136.

63199960 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 an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14929 + ... + 18688.

It is an arithmetic number, because the mean of its divisors is an integer number (4538430).

Almost surely, 2^63199960 is an apocalyptic number.

It is an amenable number.

63199960 is an abundant number, since it is smaller than the sum of its proper divisors (82029800).

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

63199960 is a wasteful number, since it uses less digits than its factorization.

63199960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33675 (or 33671 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 43.

The square root of 63199960 is about 7949.8402499673. The cubic root of 63199960 is about 398.3262562229.

The spelling of 63199960 in words is "sixty-three million, one hundred ninety-nine thousand, nine hundred sixty".