475575819663 has 48 divisors (see below), whose sum is σ = 750716897280. Its totient is φ = 262324370880.

The previous prime is 475575819659. The next prime is 475575819671. The reversal of 475575819663 is 366918575574.

It is not a de Polignac number, because 475575819663 - 2² = 475575819659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475575819594 and 475575819603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475575819613) 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 47 ways as a sum of consecutive naturals, for example, 7982178 + ... + 8041536.

It is an arithmetic number, because the mean of its divisors is an integer number (15639935360).

Almost surely, 2^475575819663 is an apocalyptic number.

475575819663 is a deficient number, since it is larger than the sum of its proper divisors (275141077617).

475575819663 is a wasteful number, since it uses less digits than its factorization.

475575819663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59828 (or 59797 counting only the distinct ones).

The product of its digits is 190512000, while the sum is 66.

The spelling of 475575819663 in words is "four hundred seventy-five billion, five hundred seventy-five million, eight hundred nineteen thousand, six hundred sixty-three".