395604857143 has 2 divisors, whose sum is σ = 395604857144. Its totient is φ = 395604857142.

The previous prime is 395604857033. The next prime is 395604857161. The reversal of 395604857143 is 341758406593.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 395604857143 - 2²⁹ = 395067986231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395604857183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197802428571 + 197802428572.

It is an arithmetic number, because the mean of its divisors is an integer number (197802428572).

Almost surely, 2^395604857143 is an apocalyptic number.

395604857143 is a deficient number, since it is larger than the sum of its proper divisors (1).

395604857143 is an equidigital number, since it uses as much as digits as its factorization.

395604857143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 395604857143 in words is "three hundred ninety-five billion, six hundred four million, eight hundred fifty-seven thousand, one hundred forty-three".