63144684 has 30 divisors (see below), whose sum is σ = 165073524. Its totient is φ = 21048120.

The previous prime is 63144671. The next prime is 63144703. The reversal of 63144684 is 48644136.

63144684 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 2×63144684² = 7974502234919712, which contains 22 as substring.

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

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 9 ways as a sum of consecutive naturals, for example, 97122 + ... + 97769.

Almost surely, 2^63144684 is an apocalyptic number.

It is an amenable number.

63144684 is an abundant number, since it is smaller than the sum of its proper divisors (101928840).

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

63144684 is a wasteful number, since it uses less digits than its factorization.

63144684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194907 (or 194896 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 63144684 is about 7946.3629416230. The cubic root of 63144684 is about 398.2100942065.

The spelling of 63144684 in words is "sixty-three million, one hundred forty-four thousand, six hundred eighty-four".