449388024722 has 54 divisors (see below), whose sum is σ = 849257316063. Its totient is φ = 177745748544.

The previous prime is 449388024721. The next prime is 449388024727. The reversal of 449388024722 is 227420883944.

It can be written as a sum of positive squares in 5 ways, for example, as 334825406881 + 114562617841 = 578641^2 + 338471^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=474019.

It is not an unprimeable number, because it can be changed into a prime (449388024721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 86268854 + ... + 86274062.

Almost surely, 2^449388024722 is an apocalyptic number.

449388024722 is a deficient number, since it is larger than the sum of its proper divisors (399869291341).

449388024722 is an frugal number, since it uses more digits than its factorization.

449388024722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10460 (or 5231 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 53.

The spelling of 449388024722 in words is "four hundred forty-nine billion, three hundred eighty-eight million, twenty-four thousand, seven hundred twenty-two".