479809820097 has 12 divisors (see below), whose sum is σ = 694602195300. Its totient is φ = 319160798208.

The previous prime is 479809820093. The next prime is 479809820153. The reversal of 479809820097 is 790028908974.

479809820097 is a `hidden beast` number, since 479 + 80 + 9 + 82 + 0 + 0 + 9 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 106249269681 + 373560550416 = 325959^2 + 611196^2 .

It is not a de Polignac number, because 479809820097 - 2² = 479809820093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (479809820093) 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 11 ways as a sum of consecutive naturals, for example, 59363668 + ... + 59371749.

It is an arithmetic number, because the mean of its divisors is an integer number (57883516275).

Almost surely, 2^479809820097 is an apocalyptic number.

It is an amenable number.

479809820097 is a deficient number, since it is larger than the sum of its proper divisors (214792375203).

479809820097 is a wasteful number, since it uses less digits than its factorization.

479809820097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118735872 (or 118735869 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 63.

The spelling of 479809820097 in words is "four hundred seventy-nine billion, eight hundred nine million, eight hundred twenty thousand, ninety-seven".