865929995963 has 2 divisors, whose sum is σ = 865929995964. Its totient is φ = 865929995962.

The previous prime is 865929995941. The next prime is 865929995989. The reversal of 865929995963 is 369599929568.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-865929995963 is a prime.

It is not a weakly prime, because it can be changed into another prime (865929995663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432964997981 + 432964997982.

It is an arithmetic number, because the mean of its divisors is an integer number (432964997982).

Almost surely, 2^865929995963 is an apocalyptic number.

865929995963 is a deficient number, since it is larger than the sum of its proper divisors (1).

865929995963 is an equidigital number, since it uses as much as digits as its factorization.

865929995963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2550916800, while the sum is 80.

The spelling of 865929995963 in words is "eight hundred sixty-five billion, nine hundred twenty-nine million, nine hundred ninety-five thousand, nine hundred sixty-three".