449791197944 has 32 divisors (see below), whose sum is σ = 920646432000. Its totient is φ = 204312993120.

The previous prime is 449791197941. The next prime is 449791197991.

449791197944 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449791197941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1587794 + ... + 1849505.

It is an arithmetic number, because the mean of its divisors is an integer number (28770201000).

Almost surely, 2^449791197944 is an apocalyptic number.

449791197944 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

449791197944 is an abundant number, since it is smaller than the sum of its proper divisors (470855234056).

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

449791197944 is a wasteful number, since it uses less digits than its factorization.

449791197944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3438803 (or 3438799 counting only the distinct ones).

The product of its digits is 82301184, while the sum is 68.

The spelling of 449791197944 in words is "four hundred forty-nine billion, seven hundred ninety-one million, one hundred ninety-seven thousand, nine hundred forty-four".