475117185544 has 32 divisors (see below), whose sum is σ = 919623801600. Its totient is φ = 229884874560.

The previous prime is 475117185541. The next prime is 475117185607. The reversal of 475117185544 is 445581711574.

It is a junction number, because it is equal to n+sod(n) for n = 475117185491 and 475117185500.

It is not an unprimeable number, because it can be changed into a prime (475117185541) 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 in 7 ways as a sum of consecutive naturals, for example, 10002202 + ... + 10049590.

It is an arithmetic number, because the mean of its divisors is an integer number (28738243800).

Almost surely, 2^475117185544 is an apocalyptic number.

It is an amenable number.

475117185544 is a deficient number, since it is larger than the sum of its proper divisors (444506616056).

475117185544 is a wasteful number, since it uses less digits than its factorization.

475117185544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87853 (or 87849 counting only the distinct ones).

The product of its digits is 3136000, while the sum is 52.

The spelling of 475117185544 in words is "four hundred seventy-five billion, one hundred seventeen million, one hundred eighty-five thousand, five hundred forty-four".