4609636631 has 2 divisors, whose sum is σ = 4609636632. Its totient is φ = 4609636630.

The previous prime is 4609636613. The next prime is 4609636637. The reversal of 4609636631 is 1366369064.

Together with previous prime (4609636613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4609636631 is a prime.

It is a super-2 number, since 2×4609636631² = 42497499739714060322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4609636637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2304818315 + 2304818316.

It is an arithmetic number, because the mean of its divisors is an integer number (2304818316).

Almost surely, 2^4609636631 is an apocalyptic number.

4609636631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4609636631 is an equidigital number, since it uses as much as digits as its factorization.

4609636631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 44.

The square root of 4609636631 is about 67894.3048495233. The cubic root of 4609636631 is about 1664.2640449407.

The spelling of 4609636631 in words is "four billion, six hundred nine million, six hundred thirty-six thousand, six hundred thirty-one".