449824729100 has 72 divisors (see below), whose sum is σ = 978323164560. Its totient is φ = 179524184320.

The previous prime is 449824729069. The next prime is 449824729103. The reversal of 449824729100 is 1927428944.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is not an unprimeable number, because it can be changed into a prime (449824729103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159567491 + ... + 159570309.

It is an arithmetic number, because the mean of its divisors is an integer number (13587821730).

Almost surely, 2^449824729100 is an apocalyptic number.

It is an amenable number.

449824729100 is an abundant number, since it is smaller than the sum of its proper divisors (528498435460).

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

449824729100 is a wasteful number, since it uses less digits than its factorization.

449824729100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5867 (or 5860 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 449824729100 in words is "four hundred forty-nine billion, eight hundred twenty-four million, seven hundred twenty-nine thousand, one hundred".