10812025866665 has 16 divisors (see below), whose sum is σ = 13014724605696. Its totient is φ = 8622762720000.

The previous prime is 10812025866661. The next prime is 10812025866671. The reversal of 10812025866665 is 56666852021801.

It is not a de Polignac number, because 10812025866665 - 2² = 10812025866661 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10812025866665.

It is not an unprimeable number, because it can be changed into a prime (10812025866661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19827665 + ... + 20365665.

It is an arithmetic number, because the mean of its divisors is an integer number (813420287856).

Almost surely, 2^{10812025866665} is an apocalyptic number.

It is an amenable number.

10812025866665 is a deficient number, since it is larger than the sum of its proper divisors (2202698739031).

10812025866665 is a wasteful number, since it uses less digits than its factorization.

10812025866665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550480.

The product of its (nonzero) digits is 8294400, while the sum is 56.

The spelling of 10812025866665 in words is "ten trillion, eight hundred twelve billion, twenty-five million, eight hundred sixty-six thousand, six hundred sixty-five".