63149463 has 20 divisors (see below), whose sum is σ = 101592568. Its totient is φ = 38860560.

The previous prime is 63149431. The next prime is 63149473. The reversal of 63149463 is 36494136.

It is not a de Polignac number, because 63149463 - 2⁵ = 63149431 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 (63149473) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28933 + ... + 31038.

Almost surely, 2^63149463 is an apocalyptic number.

63149463 is a deficient number, since it is larger than the sum of its proper divisors (38443105).

63149463 is a wasteful number, since it uses less digits than its factorization.

63149463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59996 (or 59987 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 63149463 is about 7946.6636395408. The cubic root of 63149463 is about 398.2201399085.

The spelling of 63149463 in words is "sixty-three million, one hundred forty-nine thousand, four hundred sixty-three".