449410221423 has 96 divisors (see below), whose sum is σ = 694485792000. Its totient is φ = 279588879360.

The previous prime is 449410221413. The next prime is 449410221451. The reversal of 449410221423 is 324122014944.

449410221423 is a `hidden beast` number, since 4 + 4 + 9 + 4 + 1 + 0 + 221 + 423 = 666.

It is not a de Polignac number, because 449410221423 - 2⁵ = 449410221391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449410221413) 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 95 ways as a sum of consecutive naturals, for example, 308025468 + ... + 308026926.

It is an arithmetic number, because the mean of its divisors is an integer number (7234227000).

Almost surely, 2^449410221423 is an apocalyptic number.

449410221423 is a deficient number, since it is larger than the sum of its proper divisors (245075570577).

449410221423 is a wasteful number, since it uses less digits than its factorization.

449410221423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877 (or 1874 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 449410221423 in words is "four hundred forty-nine billion, four hundred ten million, two hundred twenty-one thousand, four hundred twenty-three".