63393482779 has 8 divisors (see below), whose sum is σ = 69179902272. Its totient is φ = 57610959240.

The previous prime is 63393482773. The next prime is 63393482791. The reversal of 63393482779 is 97728439336.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63393482779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63393482773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 939909 + ... + 1005094.

It is an arithmetic number, because the mean of its divisors is an integer number (8647487784).

Almost surely, 2^63393482779 is an apocalyptic number.

63393482779 is a deficient number, since it is larger than the sum of its proper divisors (5786419493).

63393482779 is a wasteful number, since it uses less digits than its factorization.

63393482779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947977.

The product of its digits is 41150592, while the sum is 61.

The spelling of 63393482779 in words is "sixty-three billion, three hundred ninety-three million, four hundred eighty-two thousand, seven hundred seventy-nine".