4650561663 has 32 divisors (see below), whose sum is σ = 6812467200. Its totient is φ = 2798594400.

The previous prime is 4650561637. The next prime is 4650561677. The reversal of 4650561663 is 3661650564.

It is not a de Polignac number, because 4650561663 - 2¹² = 4650557567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4650561623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3777258 + ... + 3778488.

It is an arithmetic number, because the mean of its divisors is an integer number (212889600).

Almost surely, 2^4650561663 is an apocalyptic number.

4650561663 is a deficient number, since it is larger than the sum of its proper divisors (2161905537).

4650561663 is a wasteful number, since it uses less digits than its factorization.

4650561663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963.

The product of its (nonzero) digits is 388800, while the sum is 42.

The square root of 4650561663 is about 68195.0266735046. The cubic root of 4650561663 is about 1669.1747345352.

The spelling of 4650561663 in words is "four billion, six hundred fifty million, five hundred sixty-one thousand, six hundred sixty-three".