63343203838 has 24 divisors (see below), whose sum is σ = 101502786528. Its totient is φ = 29544571392.

The previous prime is 63343203823. The next prime is 63343203883. The reversal of 63343203838 is 83830234336.

It is a super-2 number, since 2×63343203838² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63343203794 and 63343203803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 361195 + ... + 507097.

It is an arithmetic number, because the mean of its divisors is an integer number (4229282772).

Almost surely, 2^63343203838 is an apocalyptic number.

63343203838 is a deficient number, since it is larger than the sum of its proper divisors (38159582690).

63343203838 is a wasteful number, since it uses less digits than its factorization.

63343203838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146148 (or 146035 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 63343203838 in words is "sixty-three billion, three hundred forty-three million, two hundred three thousand, eight hundred thirty-eight".