63144472 has 16 divisors (see below), whose sum is σ = 118481400. Its totient is φ = 31549440.

The previous prime is 63144461. The next prime is 63144479. The reversal of 63144472 is 27444136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63144479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17304 + ... + 20632.

Almost surely, 2^63144472 is an apocalyptic number.

It is an amenable number.

63144472 is a deficient number, since it is larger than the sum of its proper divisors (55336928).

63144472 is a wasteful number, since it uses less digits than its factorization.

63144472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5706 (or 5702 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 63144472 is about 7946.3496021758. The cubic root of 63144472 is about 398.2096485600.

The spelling of 63144472 in words is "sixty-three million, one hundred forty-four thousand, four hundred seventy-two".