449991101199944 has 32 divisors (see below), whose sum is σ = 889296011667000. Its totient is φ = 213138270438912.

The previous prime is 449991101199917. The next prime is 449991101199989.

449991101199944 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 418408252300900 + 31582848899044 = 20455030^2 + 5619862^2 .

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, 18298259549 + ... + 18298284140.

Almost surely, 2^{449991101199944} is an apocalyptic number.

It is an amenable number.

449991101199944 is a deficient number, since it is larger than the sum of its proper divisors (439304910467056).

449991101199944 is a wasteful number, since it uses less digits than its factorization.

449991101199944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36596543777 (or 36596543773 counting only the distinct ones).

The product of its (nonzero) digits is 136048896, while the sum is 74.

The spelling of 449991101199944 in words is "four hundred forty-nine trillion, nine hundred ninety-one billion, one hundred one million, one hundred ninety-nine thousand, nine hundred forty-four".