475685803049 has 8 divisors (see below), whose sum is σ = 478591178760. Its totient is φ = 472787629056.

The previous prime is 475685803027. The next prime is 475685803057. The reversal of 475685803049 is 940308586574.

It can be written as a sum of positive squares in 4 ways, for example, as 457966199824 + 17719603225 = 676732^2 + 133115^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475685803049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (475685803069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667894 + ... + 1932159.

It is an arithmetic number, because the mean of its divisors is an integer number (59823897345).

Almost surely, 2^475685803049 is an apocalyptic number.

It is an amenable number.

475685803049 is a deficient number, since it is larger than the sum of its proper divisors (2905375711).

475685803049 is a wasteful number, since it uses less digits than its factorization.

475685803049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3600859.

The product of its (nonzero) digits is 29030400, while the sum is 59.

The spelling of 475685803049 in words is "four hundred seventy-five billion, six hundred eighty-five million, eight hundred three thousand, forty-nine".