449897798944 has 48 divisors (see below), whose sum is σ = 997427402496. Its totient is φ = 197902252800.

The previous prime is 449897798929. The next prime is 449897798969.

449897798944 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, 20603907 + ... + 20625730.

It is an arithmetic number, because the mean of its divisors is an integer number (20779737552).

Almost surely, 2^449897798944 is an apocalyptic number.

449897798944 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

449897798944 is an abundant number, since it is smaller than the sum of its proper divisors (547529603552).

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

449897798944 is a wasteful number, since it uses less digits than its factorization.

449897798944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41229689 (or 41229681 counting only the distinct ones).

The product of its digits is 5267275776, while the sum is 82.

The spelling of 449897798944 in words is "four hundred forty-nine billion, eight hundred ninety-seven million, seven hundred ninety-eight thousand, nine hundred forty-four".