63123849 has 12 divisors (see below), whose sum is σ = 92540656. Its totient is φ = 41454072.

The previous prime is 63123821. The next prime is 63123881. The reversal of 63123849 is 94832136.

It is not a de Polignac number, because 63123849 - 2⁹ = 63123337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63122849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51739 + ... + 52944.

Almost surely, 2^63123849 is an apocalyptic number.

It is an amenable number.

63123849 is a deficient number, since it is larger than the sum of its proper divisors (29416807).

63123849 is a wasteful number, since it uses less digits than its factorization.

63123849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104756 (or 104753 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 63123849 is about 7945.0518563443. The cubic root of 63123849 is about 398.1662920500.

The spelling of 63123849 in words is "sixty-three million, one hundred twenty-three thousand, eight hundred forty-nine".