449995111049999 has 8 divisors (see below), whose sum is σ = 450018682214400. Its totient is φ = 449971540455096.

The previous prime is 449995111049993. The next prime is 449995111050061. The reversal of 449995111049999 is 999940111599944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 449995111049999 - 2⁴⁸ = 168520134339343 is a prime.

It is a super-2 number, since 2×449995111049999² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449995111049993) 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, 3403856102 + ... + 3403988300.

It is an arithmetic number, because the mean of its divisors is an integer number (56252335276800).

Almost surely, 2^{449995111049999} is an apocalyptic number.

449995111049999 is a deficient number, since it is larger than the sum of its proper divisors (23571164401).

449995111049999 is a wasteful number, since it uses less digits than its factorization.

449995111049999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284749.

The product of its (nonzero) digits is 1530550080, while the sum is 83.

Subtracting 449995111049999 from its reverse (999940111599944), we obtain a palindrome (549945000549945).

The spelling of 449995111049999 in words is "four hundred forty-nine trillion, nine hundred ninety-five billion, one hundred eleven million, forty-nine thousand, nine hundred ninety-nine".