395499555023 has 2 divisors, whose sum is σ = 395499555024. Its totient is φ = 395499555022.

The previous prime is 395499554971. The next prime is 395499555041. The reversal of 395499555023 is 320555994593.

It is a strong prime.

It is an emirp because it is prime and its reverse (320555994593) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 395499555023 - 2⁸ = 395499554767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395499525023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197749777511 + 197749777512.

It is an arithmetic number, because the mean of its divisors is an integer number (197749777512).

Almost surely, 2^395499555023 is an apocalyptic number.

395499555023 is a deficient number, since it is larger than the sum of its proper divisors (1).

395499555023 is an equidigital number, since it uses as much as digits as its factorization.

395499555023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32805000, while the sum is 59.

The spelling of 395499555023 in words is "three hundred ninety-five billion, four hundred ninety-nine million, five hundred fifty-five thousand, twenty-three".