449717174331216 has 160 divisors (see below), whose sum is σ = 1378205372389248. Its totient is φ = 124795053342720.

The previous prime is 449717174331209. The next prime is 449717174331241. The reversal of 449717174331216 is 612133471717944.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 449717174331216.

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 31 ways as a sum of consecutive naturals, for example, 676724385 + ... + 677388608.

Almost surely, 2^{449717174331216} is an apocalyptic number.

It is an amenable number.

449717174331216 is an abundant number, since it is smaller than the sum of its proper divisors (928488198058032).

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

449717174331216 is a wasteful number, since it uses less digits than its factorization.

449717174331216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354113069 (or 1354113063 counting only the distinct ones).

The product of its digits is 21337344, while the sum is 60.

The spelling of 449717174331216 in words is "four hundred forty-nine trillion, seven hundred seventeen billion, one hundred seventy-four million, three hundred thirty-one thousand, two hundred sixteen".