63745416 has 96 divisors (see below), whose sum is σ = 199929600. Its totient is φ = 17971200.

The previous prime is 63745387. The next prime is 63745417. The reversal of 63745416 is 61454736.

It is a happy number.

63745416 is a `hidden beast` number, since 637 + 4 + 5 + 4 + 16 = 666.

63745416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×63745416² = 8126956122026112, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is not an unprimeable number, because it can be changed into a prime (63745417) 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 23 ways as a sum of consecutive naturals, for example, 39016 + ... + 40616.

It is an arithmetic number, because the mean of its divisors is an integer number (2082600).

Almost surely, 2^63745416 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 63745416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99964800).

63745416 is an abundant number, since it is smaller than the sum of its proper divisors (136184184).

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

63745416 is a wasteful number, since it uses less digits than its factorization.

63745416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699 (or 1692 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 63745416 is about 7984.0726449601. The cubic root of 63745416 is about 399.4689118422.

The spelling of 63745416 in words is "sixty-three million, seven hundred forty-five thousand, four hundred sixteen".