63698799789636 has 192 divisors, whose sum is σ = 171029155110912. Its totient is φ = 18263291200000.

The previous prime is 63698799789607. The next prime is 63698799789701.

63698799789636 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 325242901 + ... + 325438691.

It is an arithmetic number, because the mean of its divisors is an integer number (890776849536).

Almost surely, 2^{63698799789636} is an apocalyptic number.

63698799789636 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63698799789636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85514577555456).

63698799789636 is an abundant number, since it is smaller than the sum of its proper divisors (107330355321276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63698799789636 is a wasteful number, since it uses less digits than its factorization.

63698799789636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196994 (or 196992 counting only the distinct ones).

The product of its digits is 239990252544, while the sum is 96.

The spelling of 63698799789636 in words is "sixty-three trillion, six hundred ninety-eight billion, seven hundred ninety-nine million, seven hundred eighty-nine thousand, six hundred thirty-six".