449490085112644 has 24 divisors (see below), whose sum is σ = 817153949712128. Its totient is φ = 216109882703520.

The previous prime is 449490085112641. The next prime is 449490085112669. The reversal of 449490085112644 is 446211580094944.

It is a super-2 number, since 2×449490085112644² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (449490085112641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11544311874 + ... + 11544350809.

Almost surely, 2^{449490085112644} is an apocalyptic number.

It is an amenable number.

449490085112644 is a deficient number, since it is larger than the sum of its proper divisors (367663864599484).

449490085112644 is a wasteful number, since it uses less digits than its factorization.

449490085112644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23088662875 (or 23088662873 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 61.

The spelling of 449490085112644 in words is "four hundred forty-nine trillion, four hundred ninety billion, eighty-five million, one hundred twelve thousand, six hundred forty-four".