63383243858 has 16 divisors (see below), whose sum is σ = 103917129120. Its totient is φ = 28755261600.

The previous prime is 63383243851. The next prime is 63383243863. The reversal of 63383243858 is 85834238336.

It is not an unprimeable number, because it can be changed into a prime (63383243851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2753468 + ... + 2776391.

It is an arithmetic number, because the mean of its divisors is an integer number (6494820570).

Almost surely, 2^63383243858 is an apocalyptic number.

63383243858 is a deficient number, since it is larger than the sum of its proper divisors (40533885262).

63383243858 is a wasteful number, since it uses less digits than its factorization.

63383243858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5530393.

The product of its digits is 9953280, while the sum is 53.

The spelling of 63383243858 in words is "sixty-three billion, three hundred eighty-three million, two hundred forty-three thousand, eight hundred fifty-eight".