4846561566 has 32 divisors (see below), whose sum is σ = 12084933888. Its totient is φ = 1258847040.

The previous prime is 4846561537. The next prime is 4846561589. The reversal of 4846561566 is 6651656484.

It is a happy number.

It is a congruent number.

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 in 15 ways as a sum of consecutive naturals, for example, 5244735 + ... + 5245658.

It is an arithmetic number, because the mean of its divisors is an integer number (377654184).

Almost surely, 2^4846561566 is an apocalyptic number.

4846561566 is an abundant number, since it is smaller than the sum of its proper divisors (7238372322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4846561566 is a wasteful number, since it uses less digits than its factorization.

4846561566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10490416.

The product of its digits is 4147200, while the sum is 51.

The square root of 4846561566 is about 69617.2504915269. The cubic root of 4846561566 is about 1692.3021699598.

The spelling of 4846561566 in words is "four billion, eight hundred forty-six million, five hundred sixty-one thousand, five hundred sixty-six".