10566436631 has 2 divisors, whose sum is σ = 10566436632. Its totient is φ = 10566436630.

The previous prime is 10566436627. The next prime is 10566436669. The reversal of 10566436631 is 13663466501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10566436631 - 2² = 10566436627 is a prime.

It is a super-3 number, since 3×10566436631³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 (10566432631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5283218315 + 5283218316.

It is an arithmetic number, because the mean of its divisors is an integer number (5283218316).

Almost surely, 2^10566436631 is an apocalyptic number.

10566436631 is a deficient number, since it is larger than the sum of its proper divisors (1).

10566436631 is an equidigital number, since it uses as much as digits as its factorization.

10566436631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 10566436631 in words is "ten billion, five hundred sixty-six million, four hundred thirty-six thousand, six hundred thirty-one".