477946224865 has 8 divisors (see below), whose sum is σ = 574860034728. Its totient is φ = 381473936640.

The previous prime is 477946224829. The next prime is 477946224871. The reversal of 477946224865 is 568422649774.

It can be written as a sum of positive squares in 4 ways, for example, as 21797274321 + 456148950544 = 147639^2 + 675388^2 .

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

It is not a de Polignac number, because 477946224865 - 2¹³ = 477946216673 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 477946224797 and 477946224806.

It is an unprimeable number.

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, 110378026 + ... + 110382355.

It is an arithmetic number, because the mean of its divisors is an integer number (71857504341).

Almost surely, 2^477946224865 is an apocalyptic number.

It is an amenable number.

477946224865 is a deficient number, since it is larger than the sum of its proper divisors (96913809863).

477946224865 is a wasteful number, since it uses less digits than its factorization.

477946224865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220760819.

The product of its digits is 162570240, while the sum is 64.

The spelling of 477946224865 in words is "four hundred seventy-seven billion, nine hundred forty-six million, two hundred twenty-four thousand, eight hundred sixty-five".