964156793828243 has 2 divisors, whose sum is σ = 964156793828244. Its totient is φ = 964156793828242.

The previous prime is 964156793828227. The next prime is 964156793828257. The reversal of 964156793828243 is 342828397651469.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 964156793828243 - 2⁴ = 964156793828227 is a prime.

It is not a weakly prime, because it can be changed into another prime (964156993828243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482078396914121 + 482078396914122.

It is an arithmetic number, because the mean of its divisors is an integer number (482078396914122).

Almost surely, 2^{964156793828243} is an apocalyptic number.

964156793828243 is a deficient number, since it is larger than the sum of its proper divisors (1).

964156793828243 is an equidigital number, since it uses as much as digits as its factorization.

964156793828243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3762339840, while the sum is 77.

The spelling of 964156793828243 in words is "nine hundred sixty-four trillion, one hundred fifty-six billion, seven hundred ninety-three million, eight hundred twenty-eight thousand, two hundred forty-three".