2343664072273 has 2 divisors, whose sum is σ = 2343664072274. Its totient is φ = 2343664072272.

The previous prime is 2343664072259. The next prime is 2343664072289. The reversal of 2343664072273 is 3722704663432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1297724237329 + 1045939834944 = 1139177^2 + 1022712^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2343664072273 is a prime.

It is a super-2 number, since 2×2343664072273² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2343664072213) 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 as a sum of consecutive naturals, namely, 1171832036136 + 1171832036137.

It is an arithmetic number, because the mean of its divisors is an integer number (1171832036137).

Almost surely, 2^{2343664072273} is an apocalyptic number.

It is an amenable number.

2343664072273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2343664072273 is an equidigital number, since it uses as much as digits as its factorization.

2343664072273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 49.

The spelling of 2343664072273 in words is "two trillion, three hundred forty-three billion, six hundred sixty-four million, seventy-two thousand, two hundred seventy-three".