65506112105051 has 8 divisors (see below), whose sum is σ = 66632771143680. Its totient is φ = 64386889760232.

The previous prime is 65506112105041. The next prime is 65506112105107. The reversal of 65506112105051 is 15050121160556.

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 65506112105051 - 2¹⁸ = 65506111842907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65506112104996 and 65506112105014.

It is not an unprimeable number, because it can be changed into a prime (65506112105041) 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, 1859155685 + ... + 1859190918.

It is an arithmetic number, because the mean of its divisors is an integer number (8329096392960).

Almost surely, 2^{65506112105051} is an apocalyptic number.

65506112105051 is a deficient number, since it is larger than the sum of its proper divisors (1126659038629).

65506112105051 is a wasteful number, since it uses less digits than its factorization.

65506112105051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3718346905.

The product of its (nonzero) digits is 45000, while the sum is 38.

The spelling of 65506112105051 in words is "sixty-five trillion, five hundred six billion, one hundred twelve million, one hundred five thousand, fifty-one".