449451490229 has 16 divisors (see below), whose sum is σ = 553881175680. Its totient is φ = 356066461440.

The previous prime is 449451490211. The next prime is 449451490231. The reversal of 449451490229 is 922094154944.

It is not a de Polignac number, because 449451490229 - 2²⁰ = 449450441653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449451490129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41205944 + ... + 41216849.

It is an arithmetic number, because the mean of its divisors is an integer number (34617573480).

Almost surely, 2^449451490229 is an apocalyptic number.

It is an amenable number.

449451490229 is a deficient number, since it is larger than the sum of its proper divisors (104429685451).

449451490229 is a wasteful number, since it uses less digits than its factorization.

449451490229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82422860.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 449451490229 in words is "four hundred forty-nine billion, four hundred fifty-one million, four hundred ninety thousand, two hundred twenty-nine".