1516500116503 has 16 divisors (see below), whose sum is σ = 1543934691936. Its totient is φ = 1489305254400.

The previous prime is 1516500116491. The next prime is 1516500116513. The reversal of 1516500116503 is 3056110056151.

It is a de Polignac number, because none of the positive numbers 2^k-1516500116503 is a prime.

It is a super-2 number, since 2×1516500116503² (a number of 25 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 (1516500116513) 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 in 15 ways as a sum of consecutive naturals, for example, 11557501 + ... + 11687977.

It is an arithmetic number, because the mean of its divisors is an integer number (96495918246).

Almost surely, 2^{1516500116503} is an apocalyptic number.

1516500116503 is a deficient number, since it is larger than the sum of its proper divisors (27434575433).

1516500116503 is a wasteful number, since it uses less digits than its factorization.

1516500116503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131394.

The product of its (nonzero) digits is 13500, while the sum is 34.

The spelling of 1516500116503 in words is "one trillion, five hundred sixteen billion, five hundred million, one hundred sixteen thousand, five hundred three".