4815634856 has 8 divisors (see below), whose sum is σ = 9029315370. Its totient is φ = 2407817424.

The previous prime is 4815634823. The next prime is 4815634861. The reversal of 4815634856 is 6584365184.

It can be written as a sum of positive squares in only one way, i.e., 3050794756 + 1764840100 = 55234^2 + 42010^2 .

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, 300977171 + ... + 300977186.

Almost surely, 2^4815634856 is an apocalyptic number.

It is an amenable number.

4815634856 is a deficient number, since it is larger than the sum of its proper divisors (4213680514).

4815634856 is a wasteful number, since it uses less digits than its factorization.

4815634856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601954363 (or 601954359 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 50.

The square root of 4815634856 is about 69394.7754229380. The cubic root of 4815634856 is about 1688.6948662063.

The spelling of 4815634856 in words is "four billion, eight hundred fifteen million, six hundred thirty-four thousand, eight hundred fifty-six".