63671463 has 6 divisors (see below), whose sum is σ = 91969904. Its totient is φ = 42447636.

The previous prime is 63671453. The next prime is 63671513. The reversal of 63671463 is 36417636.

It is a happy number.

63671463 is a `hidden beast` number, since 636 + 7 + 14 + 6 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-63671463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63671423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3537295 + ... + 3537312.

Almost surely, 2^63671463 is an apocalyptic number.

63671463 is a deficient number, since it is larger than the sum of its proper divisors (28298441).

63671463 is a wasteful number, since it uses less digits than its factorization.

63671463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7074613 (or 7074610 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 63671463 is about 7979.4400179461. The cubic root of 63671463 is about 399.3143733785.

The spelling of 63671463 in words is "sixty-three million, six hundred seventy-one thousand, four hundred sixty-three".