63505463 has 8 divisors (see below), whose sum is σ = 73256832. Its totient is φ = 53923896.

The previous prime is 63505457. The next prime is 63505469. The reversal of 63505463 is 36450536.

It is an interprime number because it is at equal distance from previous prime (63505457) and next prime (63505469).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63505463 - 2¹⁰ = 63504439 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 (63505469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41645 + ... + 43142.

It is an arithmetic number, because the mean of its divisors is an integer number (9157104).

Almost surely, 2^63505463 is an apocalyptic number.

63505463 is a deficient number, since it is larger than the sum of its proper divisors (9751369).

63505463 is a wasteful number, since it uses less digits than its factorization.

63505463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84901.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 63505463 is about 7969.0314969888. The cubic root of 63505463 is about 398.9670494122.

Adding to 63505463 its reverse (36450536), we get a palindrome (99955999).

The spelling of 63505463 in words is "sixty-three million, five hundred five thousand, four hundred sixty-three".