10516550655631 has 2 divisors, whose sum is σ = 10516550655632. Its totient is φ = 10516550655630.

The previous prime is 10516550655529. The next prime is 10516550655671. The reversal of 10516550655631 is 13655605561501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10516550655631 - 2⁷ = 10516550655503 is a prime.

It is a super-2 number, since 2×10516550655631² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10516550655671) 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, 5258275327815 + 5258275327816.

It is an arithmetic number, because the mean of its divisors is an integer number (5258275327816).

Almost surely, 2^{10516550655631} is an apocalyptic number.

10516550655631 is a deficient number, since it is larger than the sum of its proper divisors (1).

10516550655631 is an equidigital number, since it uses as much as digits as its factorization.

10516550655631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2025000, while the sum is 49.

The spelling of 10516550655631 in words is "ten trillion, five hundred sixteen billion, five hundred fifty million, six hundred fifty-five thousand, six hundred thirty-one".