449226408831 has 4 divisors (see below), whose sum is σ = 598968545112. Its totient is φ = 299484272552.

The previous prime is 449226408769. The next prime is 449226408833. The reversal of 449226408831 is 138804622944.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 449226408831 - 2²⁷ = 449092191103 is a prime.

It is a super-2 number, since 2×449226408831² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449226408833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74871068136 + ... + 74871068141.

It is an arithmetic number, because the mean of its divisors is an integer number (149742136278).

Almost surely, 2^449226408831 is an apocalyptic number.

449226408831 is a deficient number, since it is larger than the sum of its proper divisors (149742136281).

449226408831 is a wasteful number, since it uses less digits than its factorization.

449226408831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149742136280.

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 449226408831 in words is "four hundred forty-nine billion, two hundred twenty-six million, four hundred eight thousand, eight hundred thirty-one".