447666425015005 has 32 divisors (see below), whose sum is σ = 624045566027520. Its totient is φ = 301920362219520.

The previous prime is 447666425014987. The next prime is 447666425015021. The reversal of 447666425015005 is 500510524666744.

It is not a de Polignac number, because 447666425015005 - 2⁷ = 447666425014877 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 (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28285101 + ... + 41174989.

It is an arithmetic number, because the mean of its divisors is an integer number (19501423938360).

Almost surely, 2^{447666425015005} is an apocalyptic number.

It is an amenable number.

447666425015005 is a deficient number, since it is larger than the sum of its proper divisors (176379141012515).

447666425015005 is a wasteful number, since it uses less digits than its factorization.

447666425015005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12906229.

The product of its (nonzero) digits is 24192000, while the sum is 55.

The spelling of 447666425015005 in words is "four hundred forty-seven trillion, six hundred sixty-six billion, four hundred twenty-five million, fifteen thousand, five".