10516563213409 has 16 divisors (see below), whose sum is σ = 11512997193600. Its totient is φ = 9526866658560.

The previous prime is 10516563213407. The next prime is 10516563213421. The reversal of 10516563213409 is 90431236561501.

It is a cyclic number.

It is not a de Polignac number, because 10516563213409 - 2¹ = 10516563213407 is a prime.

It is a super-2 number, since 2×10516563213409² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10516563213407) 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 15 ways as a sum of consecutive naturals, for example, 30929644 + ... + 31267810.

It is an arithmetic number, because the mean of its divisors is an integer number (719562324600).

Almost surely, 2^{10516563213409} is an apocalyptic number.

It is an amenable number.

10516563213409 is a deficient number, since it is larger than the sum of its proper divisors (996433980191).

10516563213409 is a wasteful number, since it uses less digits than its factorization.

10516563213409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348120.

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 10516563213409 in words is "ten trillion, five hundred sixteen billion, five hundred sixty-three million, two hundred thirteen thousand, four hundred nine".