63343203839 has 4 divisors (see below), whose sum is σ = 63346808520. Its totient is φ = 63339599160.

The previous prime is 63343203823. The next prime is 63343203883. The reversal of 63343203839 is 93830234336.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63343203839 - 2⁴ = 63343203823 is a prime.

It is a super-2 number, since 2×63343203839² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63343203839.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63343203439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1775852 + ... + 1811169.

It is an arithmetic number, because the mean of its divisors is an integer number (15836702130).

Almost surely, 2^63343203839 is an apocalyptic number.

63343203839 is a deficient number, since it is larger than the sum of its proper divisors (3604681).

63343203839 is a wasteful number, since it uses less digits than its factorization.

63343203839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604680.

The product of its (nonzero) digits is 839808, while the sum is 44.

The spelling of 63343203839 in words is "sixty-three billion, three hundred forty-three million, two hundred three thousand, eight hundred thirty-nine".