63953463 has 32 divisors (see below), whose sum is σ = 100638720. Its totient is φ = 35370720.

The previous prime is 63953453. The next prime is 63953509. The reversal of 63953463 is 36435936.

It is not a de Polignac number, because 63953463 - 2⁵ = 63953431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63953413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87606 + ... + 88332.

It is an arithmetic number, because the mean of its divisors is an integer number (3144960).

Almost surely, 2^63953463 is an apocalyptic number.

63953463 is a deficient number, since it is larger than the sum of its proper divisors (36685257).

63953463 is a wasteful number, since it uses less digits than its factorization.

63953463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867.

The product of its digits is 174960, while the sum is 39.

The square root of 63953463 is about 7997.0909085742. The cubic root of 63953463 is about 399.9030244079.

The spelling of 63953463 in words is "sixty-three million, nine hundred fifty-three thousand, four hundred sixty-three".