63425512 has 8 divisors (see below), whose sum is σ = 118922850. Its totient is φ = 31712752.

The previous prime is 63425503. The next prime is 63425533. The reversal of 63425512 is 21552436.

It can be written as a sum of positive squares in only one way, i.e., 61999876 + 1425636 = 7874^2 + 1194^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3964087 + ... + 3964102.

Almost surely, 2^63425512 is an apocalyptic number.

It is an amenable number.

63425512 is a deficient number, since it is larger than the sum of its proper divisors (55497338).

63425512 is a wasteful number, since it uses less digits than its factorization.

63425512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7928195 (or 7928191 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 63425512 is about 7964.0135610131. The cubic root of 63425512 is about 398.7995509090.

Adding to 63425512 its reverse (21552436), we get a palindrome (84977948).

The spelling of 63425512 in words is "sixty-three million, four hundred twenty-five thousand, five hundred twelve".