2116565205007 has 8 divisors (see below), whose sum is σ = 2308996841472. Its totient is φ = 1924136338200.

The previous prime is 2116565204993. The next prime is 2116565205023. The reversal of 2116565205007 is 7005025656112.

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 2116565205007 - 2¹¹ = 2116565202959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116565200007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1109308 + ... + 2337454.

It is an arithmetic number, because the mean of its divisors is an integer number (288624605184).

Almost surely, 2^{2116565205007} is an apocalyptic number.

2116565205007 is a deficient number, since it is larger than the sum of its proper divisors (192431636465).

2116565205007 is a wasteful number, since it uses less digits than its factorization.

2116565205007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384829.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 2116565205007 in words is "two trillion, one hundred sixteen billion, five hundred sixty-five million, two hundred five thousand, seven".