63816741 has 20 divisors (see below), whose sum is σ = 97365312. Its totient is φ = 41636808.

The previous prime is 63816719. The next prime is 63816751. The reversal of 63816741 is 14761836.

63816741 is a `hidden beast` number, since 638 + 16 + 7 + 4 + 1 = 666.

63816741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63816741 - 2¹⁸ = 63554597 is a prime.

It is a super-2 number, since 2×63816741² = 8145152863722162, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 63816696 and 63816705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63816751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4575 + ... + 12188.

Almost surely, 2^63816741 is an apocalyptic number.

It is an amenable number.

63816741 is a deficient number, since it is larger than the sum of its proper divisors (33548571).

63816741 is a wasteful number, since it uses less digits than its factorization.

63816741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16822 (or 16813 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 63816741 is about 7988.5381015553. The cubic root of 63816741 is about 399.6178454276.

The spelling of 63816741 in words is "sixty-three million, eight hundred sixteen thousand, seven hundred forty-one".