4643520631 has 2 divisors, whose sum is σ = 4643520632. Its totient is φ = 4643520630.

The previous prime is 4643520589. The next prime is 4643520643. The reversal of 4643520631 is 1360253464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4643520631 - 2⁷ = 4643520503 is a prime.

It is a super-2 number, since 2×4643520631² = 43124567701045276322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4643526631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321760315 + 2321760316.

It is an arithmetic number, because the mean of its divisors is an integer number (2321760316).

Almost surely, 2^4643520631 is an apocalyptic number.

4643520631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4643520631 is an equidigital number, since it uses as much as digits as its factorization.

4643520631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 4643520631 is about 68143.3828849141. The cubic root of 4643520631 is about 1668.3319224309.

The spelling of 4643520631 in words is "four billion, six hundred forty-three million, five hundred twenty thousand, six hundred thirty-one".