449382728272 has 40 divisors (see below), whose sum is σ = 873141695712. Its totient is φ = 224056694400.

The previous prime is 449382728237. The next prime is 449382728273. The reversal of 449382728272 is 272827283944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449382728273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8625822 + ... + 8677762.

Almost surely, 2^449382728272 is an apocalyptic number.

It is an amenable number.

449382728272 is a deficient number, since it is larger than the sum of its proper divisors (423758967440).

449382728272 is a wasteful number, since it uses less digits than its factorization.

449382728272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53467 (or 53461 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 58.

The spelling of 449382728272 in words is "four hundred forty-nine billion, three hundred eighty-two million, seven hundred twenty-eight thousand, two hundred seventy-two".