63650065845 has 8 divisors (see below), whose sum is σ = 101840105376. Its totient is φ = 33946701776.

The previous prime is 63650065819. The next prime is 63650065849. The reversal of 63650065845 is 54856005636.

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

It is a cyclic number.

It is not a de Polignac number, because 63650065845 - 2⁹ = 63650065333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63650065794 and 63650065803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63650065849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2121668847 + ... + 2121668876.

It is an arithmetic number, because the mean of its divisors is an integer number (12730013172).

Almost surely, 2^63650065845 is an apocalyptic number.

It is an amenable number.

63650065845 is a deficient number, since it is larger than the sum of its proper divisors (38190039531).

63650065845 is a wasteful number, since it uses less digits than its factorization.

63650065845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243337731.

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 63650065845 in words is "sixty-three billion, six hundred fifty million, sixty-five thousand, eight hundred forty-five".