475803138975 has 24 divisors (see below), whose sum is σ = 786682208640. Its totient is φ = 253754893920.

The previous prime is 475803138961. The next prime is 475803138991. The reversal of 475803138975 is 579831308574.

It is a happy number.

It is not a de Polignac number, because 475803138975 - 2⁴ = 475803138959 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 4127166 + ... + 4240884.

It is an arithmetic number, because the mean of its divisors is an integer number (32778425360).

Almost surely, 2^475803138975 is an apocalyptic number.

475803138975 is a deficient number, since it is larger than the sum of its proper divisors (310879069665).

475803138975 is a wasteful number, since it uses less digits than its factorization.

475803138975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169519 (or 169514 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 60.

The spelling of 475803138975 in words is "four hundred seventy-five billion, eight hundred three million, one hundred thirty-eight thousand, nine hundred seventy-five".