10516550655557 has 8 divisors (see below), whose sum is σ = 10540442606400. Its totient is φ = 10492659392800.

The previous prime is 10516550655529. The next prime is 10516550655631. The reversal of 10516550655557 is 75555605561501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10516550655557 - 2¹² = 10516550651461 is a prime.

It is a super-2 number, since 2×10516550655557² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10516550655517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42315944 + ... + 42563742.

It is an arithmetic number, because the mean of its divisors is an integer number (1317555325800).

Almost surely, 2^{10516550655557} is an apocalyptic number.

It is an amenable number.

10516550655557 is a deficient number, since it is larger than the sum of its proper divisors (23891950843).

10516550655557 is an equidigital number, since it uses as much as digits as its factorization.

10516550655557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344043.

The product of its (nonzero) digits is 19687500, while the sum is 56.

The spelling of 10516550655557 in words is "ten trillion, five hundred sixteen billion, five hundred fifty million, six hundred fifty-five thousand, five hundred fifty-seven".