10638416065 has 8 divisors (see below), whose sum is σ = 13437999360. Its totient is φ = 8062799472.

The previous prime is 10638416059. The next prime is 10638416069. The reversal of 10638416065 is 56061483601.

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 10638416065 - 2¹³ = 10638407873 is a prime.

It is a super-2 number, since 2×10638416065² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10638416069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55991569 + ... + 55991758.

It is an arithmetic number, because the mean of its divisors is an integer number (1679749920).

Almost surely, 2^10638416065 is an apocalyptic number.

It is an amenable number.

10638416065 is a deficient number, since it is larger than the sum of its proper divisors (2799583295).

10638416065 is a wasteful number, since it uses less digits than its factorization.

10638416065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111983351.

The product of its (nonzero) digits is 103680, while the sum is 40.

Adding to 10638416065 its reverse (56061483601), we get a palindrome (66699899666).

The spelling of 10638416065 in words is "ten billion, six hundred thirty-eight million, four hundred sixteen thousand, sixty-five".