4646554561 has 16 divisors (see below), whose sum is σ = 5181603840. Its totient is φ = 4130444880.

The previous prime is 4646554547. The next prime is 4646554571. The reversal of 4646554561 is 1654556464.

It is a cyclic number.

It is not a de Polignac number, because 4646554561 - 2⁹ = 4646554049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4646554511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657730 + ... + 664756.

It is an arithmetic number, because the mean of its divisors is an integer number (323850240).

Almost surely, 2^4646554561 is an apocalyptic number.

It is an amenable number.

4646554561 is a deficient number, since it is larger than the sum of its proper divisors (535049279).

4646554561 is a wasteful number, since it uses less digits than its factorization.

4646554561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8364.

The product of its digits is 1728000, while the sum is 46.

The square root of 4646554561 is about 68165.6406190098. The cubic root of 4646554561 is about 1668.6951884890.

The spelling of 4646554561 in words is "four billion, six hundred forty-six million, five hundred fifty-four thousand, five hundred sixty-one".