395898623963 has 2 divisors, whose sum is σ = 395898623964. Its totient is φ = 395898623962.

The previous prime is 395898623957. The next prime is 395898624061. The reversal of 395898623963 is 369326898593.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395898623963 - 2¹² = 395898619867 is a prime.

It is not a weakly prime, because it can be changed into another prime (395898623363) 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, 197949311981 + 197949311982.

It is an arithmetic number, because the mean of its divisors is an integer number (197949311982).

Almost surely, 2^395898623963 is an apocalyptic number.

395898623963 is a deficient number, since it is larger than the sum of its proper divisors (1).

395898623963 is an equidigital number, since it uses as much as digits as its factorization.

395898623963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453496320, while the sum is 71.

The spelling of 395898623963 in words is "three hundred ninety-five billion, eight hundred ninety-eight million, six hundred twenty-three thousand, nine hundred sixty-three".