63793689863 has 8 divisors (see below), whose sum is σ = 64479525120. Its totient is φ = 63109514680.

The previous prime is 63793689857. The next prime is 63793689887. The reversal of 63793689863 is 36898639736.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63793689863 - 2¹⁶ = 63793624327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63793689793 and 63793689802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63793682863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337673 + ... + 491538.

It is an arithmetic number, because the mean of its divisors is an integer number (8059940640).

Almost surely, 2^63793689863 is an apocalyptic number.

63793689863 is a deficient number, since it is larger than the sum of its proper divisors (685835257).

63793689863 is a wasteful number, since it uses less digits than its factorization.

63793689863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830037.

The product of its digits is 211631616, while the sum is 68.

The spelling of 63793689863 in words is "sixty-three billion, seven hundred ninety-three million, six hundred eighty-nine thousand, eight hundred sixty-three".