475023663 has 16 divisors (see below), whose sum is σ = 720904800. Its totient is φ = 308957760.

The previous prime is 475023607. The next prime is 475023671. The reversal of 475023663 is 366320574.

It is not a de Polignac number, because 475023663 - 2⁶ = 475023599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475023463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213448 + ... + 215661.

It is an arithmetic number, because the mean of its divisors is an integer number (45056550).

Almost surely, 2^475023663 is an apocalyptic number.

475023663 is a deficient number, since it is larger than the sum of its proper divisors (245881137).

475023663 is a wasteful number, since it uses less digits than its factorization.

475023663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429159 (or 429153 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 475023663 is about 21795.0375773936. The cubic root of 475023663 is about 780.2583315924.

The spelling of 475023663 in words is "four hundred seventy-five million, twenty-three thousand, six hundred sixty-three".