51006066115065 has 16 divisors (see below), whose sum is σ = 82451042959488. Its totient is φ = 26922789536256.

The previous prime is 51006066115031. The next prime is 51006066115087. The reversal of 51006066115065 is 56051166060015.

It is not a de Polignac number, because 51006066115065 - 2¹⁰ = 51006066114041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17527856317 + ... + 17527859226.

It is an arithmetic number, because the mean of its divisors is an integer number (5153190184968).

Almost surely, 2^{51006066115065} is an apocalyptic number.

It is an amenable number.

51006066115065 is a deficient number, since it is larger than the sum of its proper divisors (31444976844423).

51006066115065 is a wasteful number, since it uses less digits than its factorization.

51006066115065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35055715648.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 51006066115065 in words is "fifty-one trillion, six billion, sixty-six million, one hundred fifteen thousand, sixty-five".