63983786272497 has 48 divisors (see below), whose sum is σ = 113850245262208. Its totient is φ = 33719635825920.

The previous prime is 63983786272463. The next prime is 63983786272537. The reversal of 63983786272497 is 79427268738936.

63983786272497 is a `hidden beast` number, since 6 + 3 + 98 + 37 + 8 + 6 + 2 + 7 + 2 + 497 = 666.

63983786272497 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 63983786272497 - 2⁶ = 63983786272433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63983786292497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33864004 + ... + 35703477.

Almost surely, 2^{63983786272497} is an apocalyptic number.

It is an amenable number.

63983786272497 is a deficient number, since it is larger than the sum of its proper divisors (49866458989711).

63983786272497 is a wasteful number, since it uses less digits than its factorization.

63983786272497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69568630 (or 69568627 counting only the distinct ones).

The product of its digits is 9217732608, while the sum is 81.

The spelling of 63983786272497 in words is "sixty-three trillion, nine hundred eighty-three billion, seven hundred eighty-six million, two hundred seventy-two thousand, four hundred ninety-seven".