447995173551216 has 40 divisors (see below), whose sum is σ = 1164250930088064. Its totient is φ = 148437522571200.

The previous prime is 447995173551203. The next prime is 447995173551221. The reversal of 447995173551216 is 612155371599744.

It is a super-3 number, since 3×447995173551216³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 27943802710 + ... + 27943818741.

Almost surely, 2^{447995173551216} is an apocalyptic number.

It is an amenable number.

447995173551216 is an abundant number, since it is smaller than the sum of its proper divisors (716255756536848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

447995173551216 is a wasteful number, since it uses less digits than its factorization.

447995173551216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55887621629 (or 55887621623 counting only the distinct ones).

The product of its digits is 285768000, while the sum is 69.

The spelling of 447995173551216 in words is "four hundred forty-seven trillion, nine hundred ninety-five billion, one hundred seventy-three million, five hundred fifty-one thousand, two hundred sixteen".