4462816561 has 16 divisors (see below), whose sum is σ = 5239440000. Its totient is φ = 3799554864.

The previous prime is 4462816517. The next prime is 4462816573. The reversal of 4462816561 is 1656182644.

It is not a de Polignac number, because 4462816561 - 2⁹ = 4462816049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4462816861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7446 + ... + 94768.

It is an arithmetic number, because the mean of its divisors is an integer number (327465000).

Almost surely, 2^4462816561 is an apocalyptic number.

It is an amenable number.

4462816561 is a deficient number, since it is larger than the sum of its proper divisors (776623439).

4462816561 is an equidigital number, since it uses as much as digits as its factorization.

4462816561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87493 (or 87479 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 4462816561 is about 66804.3154369536. The cubic root of 4462816561 is about 1646.4037451999.

The spelling of 4462816561 in words is "four billion, four hundred sixty-two million, eight hundred sixteen thousand, five hundred sixty-one".