5678729730631 has 2 divisors, whose sum is σ = 5678729730632. Its totient is φ = 5678729730630.

The previous prime is 5678729730613. The next prime is 5678729730637. The reversal of 5678729730631 is 1360379278765.

Together with previous prime (5678729730613) 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 not a de Polignac number, because 5678729730631 - 2³¹ = 5676582246983 is a prime.

It is a super-2 number, since 2×5678729730631² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5678729730637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2839364865315 + 2839364865316.

It is an arithmetic number, because the mean of its divisors is an integer number (2839364865316).

Almost surely, 2^{5678729730631} is an apocalyptic number.

5678729730631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5678729730631 is an equidigital number, since it uses as much as digits as its factorization.

5678729730631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80015040, while the sum is 64.

The spelling of 5678729730631 in words is "five trillion, six hundred seventy-eight billion, seven hundred twenty-nine million, seven hundred thirty thousand, six hundred thirty-one".