2312645416665 has 8 divisors (see below), whose sum is σ = 3700232666688. Its totient is φ = 1233410888880.

The previous prime is 2312645416649. The next prime is 2312645416703. The reversal of 2312645416665 is 5666145462132.

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

It is not a de Polignac number, because 2312645416665 - 2⁴ = 2312645416649 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77088180541 + ... + 77088180570.

It is an arithmetic number, because the mean of its divisors is an integer number (462529083336).

Almost surely, 2^{2312645416665} is an apocalyptic number.

It is an amenable number.

2312645416665 is a deficient number, since it is larger than the sum of its proper divisors (1387587250023).

2312645416665 is a wasteful number, since it uses less digits than its factorization.

2312645416665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154176361119.

The product of its digits is 6220800, while the sum is 51.

The spelling of 2312645416665 in words is "two trillion, three hundred twelve billion, six hundred forty-five million, four hundred sixteen thousand, six hundred sixty-five".