449682221910 has 32 divisors (see below), whose sum is σ = 1080411759360. Its totient is φ = 119784767328.

The previous prime is 449682221899. The next prime is 449682221929. The reversal of 449682221910 is 19122286944.

It is a self number, because there is not a number n which added to its sum of digits gives 449682221910.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 8127712 + ... + 8182851.

It is an arithmetic number, because the mean of its divisors is an integer number (33762867480).

Almost surely, 2^449682221910 is an apocalyptic number.

449682221910 is an abundant number, since it is smaller than the sum of its proper divisors (630729537450).

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

449682221910 is a wasteful number, since it uses less digits than its factorization.

449682221910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16311492.

The product of its (nonzero) digits is 497664, while the sum is 48.

The spelling of 449682221910 in words is "four hundred forty-nine billion, six hundred eighty-two million, two hundred twenty-one thousand, nine hundred ten".