4047845512 has 8 divisors (see below), whose sum is σ = 7589710350. Its totient is φ = 2023922752.

The previous prime is 4047845497. The next prime is 4047845521. The reversal of 4047845512 is 2155487404.

It can be written as a sum of positive squares in only one way, i.e., 3648884836 + 398960676 = 60406^2 + 19974^2 .

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

It is an unprimeable number.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252990337 + ... + 252990352.

Almost surely, 2^4047845512 is an apocalyptic number.

It is an amenable number.

4047845512 is a deficient number, since it is larger than the sum of its proper divisors (3541864838).

4047845512 is a wasteful number, since it uses less digits than its factorization.

4047845512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505980695 (or 505980691 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 40.

The square root of 4047845512 is about 63622.6807985957. The cubic root of 4047845512 is about 1593.7051511521.

The spelling of 4047845512 in words is "four billion, forty-seven million, eight hundred forty-five thousand, five hundred twelve".