395658122063 has 4 divisors (see below), whose sum is σ = 395804285880. Its totient is φ = 395511958248.

The previous prime is 395658122029. The next prime is 395658122107. The reversal of 395658122063 is 360221856593.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 395658122063 - 2¹⁶ = 395658056527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395658122023) 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 in 3 ways as a sum of consecutive naturals, for example, 73077848 + ... + 73083261.

It is an arithmetic number, because the mean of its divisors is an integer number (98951071470).

Almost surely, 2^395658122063 is an apocalyptic number.

395658122063 is a deficient number, since it is larger than the sum of its proper divisors (146163817).

395658122063 is a wasteful number, since it uses less digits than its factorization.

395658122063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146163816.

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 395658122063 in words is "three hundred ninety-five billion, six hundred fifty-eight million, one hundred twenty-two thousand, sixty-three".