63638463083 has 16 divisors (see below), whose sum is σ = 68858820576. Its totient is φ = 58464779520.

The previous prime is 63638463023. The next prime is 63638463089. The reversal of 63638463083 is 38036483636.

It is a cyclic number.

It is not a de Polignac number, because 63638463083 - 2⁶ = 63638463019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63638463089) 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 15 ways as a sum of consecutive naturals, for example, 10843916 + ... + 10849782.

It is an arithmetic number, because the mean of its divisors is an integer number (4303676286).

Almost surely, 2^63638463083 is an apocalyptic number.

63638463083 is a deficient number, since it is larger than the sum of its proper divisors (5220357493).

63638463083 is a wasteful number, since it uses less digits than its factorization.

63638463083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9694.

The product of its (nonzero) digits is 4478976, while the sum is 50.

The spelling of 63638463083 in words is "sixty-three billion, six hundred thirty-eight million, four hundred sixty-three thousand, eighty-three".