4049845312 has 14 divisors (see below), whose sum is σ = 8036411918. Its totient is φ = 2024922624.

The previous prime is 4049845297. The next prime is 4049845343. The reversal of 4049845312 is 2135489404.

It can be written as a sum of positive squares in only one way, i.e., 3611529216 + 438316096 = 60096^2 + 20936^2 .

It is a super-2 number, since 2×4049845312² = 32802494102256754688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31639353 + ... + 31639480.

Almost surely, 2^4049845312 is an apocalyptic number.

It is an amenable number.

4049845312 is a deficient number, since it is larger than the sum of its proper divisors (3986566606).

4049845312 is an equidigital number, since it uses as much as digits as its factorization.

4049845312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63278845 (or 63278835 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 4049845312 is about 63638.3949514756. The cubic root of 4049845312 is about 1593.9675596231.

The spelling of 4049845312 in words is "four billion, forty-nine million, eight hundred forty-five thousand, three hundred twelve".