63149744 has 20 divisors (see below), whose sum is σ = 139831824. Its totient is φ = 27064128.

The previous prime is 63149741. The next prime is 63149753. The reversal of 63149744 is 44794136.

63149744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 63149698 and 63149707.

It is not an unprimeable number, because it can be changed into a prime (63149741) 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, 281807 + ... + 282030.

Almost surely, 2^63149744 is an apocalyptic number.

It is an amenable number.

63149744 is an abundant number, since it is smaller than the sum of its proper divisors (76682080).

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

63149744 is a wasteful number, since it uses less digits than its factorization.

63149744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563852 (or 563846 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 63149744 is about 7946.6813198970. The cubic root of 63149744 is about 398.2207305691.

The spelling of 63149744 in words is "sixty-three million, one hundred forty-nine thousand, seven hundred forty-four".