2146516444543 has 16 divisors (see below), whose sum is σ = 2291838861312. Its totient is φ = 2006932824000.

The previous prime is 2146516444493. The next prime is 2146516444549. The reversal of 2146516444543 is 3454446156412.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2146516444543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146516444549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8067343 + ... + 8329168.

It is an arithmetic number, because the mean of its divisors is an integer number (143239928832).

Almost surely, 2^{2146516444543} is an apocalyptic number.

2146516444543 is a deficient number, since it is larger than the sum of its proper divisors (145322416769).

2146516444543 is a wasteful number, since it uses less digits than its factorization.

2146516444543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16396686.

The product of its digits is 5529600, while the sum is 49.

The spelling of 2146516444543 in words is "two trillion, one hundred forty-six billion, five hundred sixteen million, four hundred forty-four thousand, five hundred forty-three".