4651536641 has 2 divisors, whose sum is σ = 4651536642. Its totient is φ = 4651536640.

The previous prime is 4651536619. The next prime is 4651536647. The reversal of 4651536641 is 1466351564.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4555575025 + 95961616 = 67495^2 + 9796^2 .

It is a cyclic number.

It is not a de Polignac number, because 4651536641 - 2³⁰ = 3577794817 is a prime.

It is not a weakly prime, because it can be changed into another prime (4651536647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2325768320 + 2325768321.

It is an arithmetic number, because the mean of its divisors is an integer number (2325768321).

Almost surely, 2^4651536641 is an apocalyptic number.

It is an amenable number.

4651536641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4651536641 is an equidigital number, since it uses as much as digits as its factorization.

4651536641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 41.

The square root of 4651536641 is about 68202.1747527159. The cubic root of 4651536641 is about 1669.2913724131.

The spelling of 4651536641 in words is "four billion, six hundred fifty-one million, five hundred thirty-six thousand, six hundred forty-one".