4608966641 has 4 divisors (see below), whose sum is σ = 4609102500. Its totient is φ = 4608830784.

The previous prime is 4608966599. The next prime is 4608966671. The reversal of 4608966641 is 1466698064.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2038071025 + 2570895616 = 45145^2 + 50704^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4608966641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4608966641.

It is not an unprimeable number, because it can be changed into a prime (4608966671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30485 + ... + 100733.

It is an arithmetic number, because the mean of its divisors is an integer number (1152275625).

Almost surely, 2^4608966641 is an apocalyptic number.

It is an amenable number.

4608966641 is a deficient number, since it is larger than the sum of its proper divisors (135859).

4608966641 is an equidigital number, since it uses as much as digits as its factorization.

4608966641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135858.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The square root of 4608966641 is about 67889.3706039465. The cubic root of 4608966641 is about 1664.1834099303.

The spelling of 4608966641 in words is "four billion, six hundred eight million, nine hundred sixty-six thousand, six hundred forty-one".