449249169704 has 8 divisors (see below), whose sum is σ = 842342193210. Its totient is φ = 224624584848.

The previous prime is 449249169689. The next prime is 449249169727. The reversal of 449249169704 is 407961942944.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 401157556900 + 48091612804 = 633370^2 + 219298^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28078073099 + ... + 28078073114.

Almost surely, 2^449249169704 is an apocalyptic number.

It is an amenable number.

449249169704 is a deficient number, since it is larger than the sum of its proper divisors (393093023506).

449249169704 is a wasteful number, since it uses less digits than its factorization.

449249169704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56156146219 (or 56156146215 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 59.

The spelling of 449249169704 in words is "four hundred forty-nine billion, two hundred forty-nine million, one hundred sixty-nine thousand, seven hundred four".