2065688384145 has 8 divisors (see below), whose sum is σ = 3305101414656. Its totient is φ = 1101700471536.

The previous prime is 2065688384141. The next prime is 2065688384147. The reversal of 2065688384145 is 5414838865602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2065688384145 - 2² = 2065688384141 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2065688384141) 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, 68856279457 + ... + 68856279486.

It is an arithmetic number, because the mean of its divisors is an integer number (413137676832).

Almost surely, 2^{2065688384145} is an apocalyptic number.

It is an amenable number.

2065688384145 is a deficient number, since it is larger than the sum of its proper divisors (1239413030511).

2065688384145 is a wasteful number, since it uses less digits than its factorization.

2065688384145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137712558951.

The product of its (nonzero) digits is 44236800, while the sum is 60.

The spelling of 2065688384145 in words is "two trillion, sixty-five billion, six hundred eighty-eight million, three hundred eighty-four thousand, one hundred forty-five".