63450416 has 20 divisors (see below), whose sum is σ = 124205592. Its totient is φ = 31397376.

The previous prime is 63450371. The next prime is 63450419. The reversal of 63450416 is 61405436.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (63450419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18890 + ... + 21993.

Almost surely, 2^63450416 is an apocalyptic number.

It is an amenable number.

63450416 is a deficient number, since it is larger than the sum of its proper divisors (60755176).

63450416 is a wasteful number, since it uses less digits than its factorization.

63450416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40988 (or 40982 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 63450416 is about 7965.5769408123. The cubic root of 63450416 is about 398.8517402362.

The spelling of 63450416 in words is "sixty-three million, four hundred fifty thousand, four hundred sixteen".