65106606006551 has 8 divisors (see below), whose sum is σ = 69211816705200. Its totient is φ = 61069250030400.

The previous prime is 65106606006529. The next prime is 65106606006553. The reversal of 65106606006551 is 15560060660156.

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 65106606006551 - 2¹⁸ = 65106605744407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65106606006496 and 65106606006505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65106606006553) 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, 16963678646 + ... + 16963682483.

It is an arithmetic number, because the mean of its divisors is an integer number (8651477088150).

Almost surely, 2^{65106606006551} is an apocalyptic number.

65106606006551 is a deficient number, since it is larger than the sum of its proper divisors (4105210698649).

65106606006551 is a wasteful number, since it uses less digits than its factorization.

65106606006551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33927361249.

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 65106606006551 in words is "sixty-five trillion, one hundred six billion, six hundred six million, six thousand, five hundred fifty-one".