475994452243 has 2 divisors, whose sum is σ = 475994452244. Its totient is φ = 475994452242.

The previous prime is 475994452177. The next prime is 475994452289. The reversal of 475994452243 is 342254499574.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475994452243 is a prime.

It is a super-2 number, since 2×475994452243² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (475995452243) 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, 237997226121 + 237997226122.

It is an arithmetic number, because the mean of its divisors is an integer number (237997226122).

Almost surely, 2^475994452243 is an apocalyptic number.

475994452243 is a deficient number, since it is larger than the sum of its proper divisors (1).

475994452243 is an equidigital number, since it uses as much as digits as its factorization.

475994452243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43545600, while the sum is 58.

The spelling of 475994452243 in words is "four hundred seventy-five billion, nine hundred ninety-four million, four hundred fifty-two thousand, two hundred forty-three".