2345966723785 has 4 divisors (see below), whose sum is σ = 2815160068548. Its totient is φ = 1876773379024.

The previous prime is 2345966723783. The next prime is 2345966723831. The reversal of 2345966723785 is 5873276695432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1871306353849 + 474660369936 = 1367957^2 + 688956^2 .

It is a cyclic number.

It is not a de Polignac number, because 2345966723785 - 2¹ = 2345966723783 is a prime.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 2345966723785.

It is not an unprimeable number, because it can be changed into a prime (2345966723783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234596672374 + ... + 234596672383.

It is an arithmetic number, because the mean of its divisors is an integer number (703790017137).

Almost surely, 2^{2345966723785} is an apocalyptic number.

It is an amenable number.

2345966723785 is a deficient number, since it is larger than the sum of its proper divisors (469193344763).

2345966723785 is an equidigital number, since it uses as much as digits as its factorization.

2345966723785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469193344762.

The product of its digits is 457228800, while the sum is 67.

The spelling of 2345966723785 in words is "two trillion, three hundred forty-five billion, nine hundred sixty-six million, seven hundred twenty-three thousand, seven hundred eighty-five".