63828454117 has 8 divisors (see below), whose sum is σ = 66801249216. Its totient is φ = 60872129472.

The previous prime is 63828454103. The next prime is 63828454127. The reversal of 63828454117 is 71145482836.

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 63828454117 - 2¹¹ = 63828452069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63828454127) 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, 4109683 + ... + 4125184.

It is an arithmetic number, because the mean of its divisors is an integer number (8350156152).

Almost surely, 2^63828454117 is an apocalyptic number.

It is an amenable number.

63828454117 is a deficient number, since it is larger than the sum of its proper divisors (2972795099).

63828454117 is a wasteful number, since it uses less digits than its factorization.

63828454117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8235227.

The product of its digits is 1290240, while the sum is 49.

The spelling of 63828454117 in words is "sixty-three billion, eight hundred twenty-eight million, four hundred fifty-four thousand, one hundred seventeen".