449768867944 has 32 divisors (see below), whose sum is σ = 974098353600. Its totient is φ = 192414488320.

The previous prime is 449768867921. The next prime is 449768867971.

449768867944 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150322324 + ... + 150325315.

It is an arithmetic number, because the mean of its divisors is an integer number (30440573550).

Almost surely, 2^449768867944 is an apocalyptic number.

449768867944 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

449768867944 is an abundant number, since it is smaller than the sum of its proper divisors (524329485656).

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

449768867944 is a wasteful number, since it uses less digits than its factorization.

449768867944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300647673 (or 300647669 counting only the distinct ones).

The product of its digits is 2341011456, while the sum is 76.

The spelling of 449768867944 in words is "four hundred forty-nine billion, seven hundred sixty-eight million, eight hundred sixty-seven thousand, nine hundred forty-four".