63144425 has 24 divisors (see below), whose sum is σ = 80857920. Its totient is φ = 48888000.

The previous prime is 63144421. The next prime is 63144437. The reversal of 63144425 is 52444136.

63144425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63144425 - 2² = 63144421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63144421) 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, 162131 + ... + 162519.

It is an arithmetic number, because the mean of its divisors is an integer number (3369080).

Almost surely, 2^63144425 is an apocalyptic number.

It is an amenable number.

63144425 is a deficient number, since it is larger than the sum of its proper divisors (17713495).

63144425 is a wasteful number, since it uses less digits than its factorization.

63144425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593 (or 588 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 63144425 is about 7946.3466448425. The cubic root of 63144425 is about 398.2095497608.

The spelling of 63144425 in words is "sixty-three million, one hundred forty-four thousand, four hundred twenty-five".