860935250641 has 2 divisors, whose sum is σ = 860935250642. Its totient is φ = 860935250640.

The previous prime is 860935250639. The next prime is 860935250689. The reversal of 860935250641 is 146052539068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 524459846416 + 336475404225 = 724196^2 + 580065^2 .

It is a cyclic number.

It is not a de Polignac number, because 860935250641 - 2¹ = 860935250639 is a prime.

Together with 860935250639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (860935250621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430467625320 + 430467625321.

It is an arithmetic number, because the mean of its divisors is an integer number (430467625321).

Almost surely, 2^860935250641 is an apocalyptic number.

It is an amenable number.

860935250641 is a deficient number, since it is larger than the sum of its proper divisors (1).

860935250641 is an equidigital number, since it uses as much as digits as its factorization.

860935250641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 860935250641 in words is "eight hundred sixty billion, nine hundred thirty-five million, two hundred fifty thousand, six hundred forty-one".