964156793828257 has 2 divisors, whose sum is σ = 964156793828258. Its totient is φ = 964156793828256.

The previous prime is 964156793828243. The next prime is 964156793828279. The reversal of 964156793828257 is 752828397651469.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 833569517532816 + 130587276295441 = 28871604^2 + 11427479^2 .

It is a cyclic number.

It is not a de Polignac number, because 964156793828257 - 2²³ = 964156785439649 is a prime.

It is a super-2 number, since 2×964156793828257² (a number of 31 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (964156793828227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482078396914128 + 482078396914129.

It is an arithmetic number, because the mean of its divisors is an integer number (482078396914129).

Almost surely, 2^{964156793828257} is an apocalyptic number.

It is an amenable number.

964156793828257 is a deficient number, since it is larger than the sum of its proper divisors (1).

964156793828257 is an equidigital number, since it uses as much as digits as its factorization.

964156793828257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10973491200, while the sum is 82.

The spelling of 964156793828257 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 fifty-seven".