63456425 has 12 divisors (see below), whose sum is σ = 82107840. Its totient is φ = 48557520.

The previous prime is 63456413. The next prime is 63456431. The reversal of 63456425 is 52465436.

It is a happy number.

It is not a de Polignac number, because 63456425 - 2¹⁶ = 63390889 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54605 + ... + 55754.

It is an arithmetic number, because the mean of its divisors is an integer number (6842320).

Almost surely, 2^63456425 is an apocalyptic number.

It is an amenable number.

63456425 is a deficient number, since it is larger than the sum of its proper divisors (18651415).

63456425 is a wasteful number, since it uses less digits than its factorization.

63456425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110392 (or 110387 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

The square root of 63456425 is about 7965.9541173672. The cubic root of 63456425 is about 398.8643307734.

The spelling of 63456425 in words is "sixty-three million, four hundred fifty-six thousand, four hundred twenty-five".