4164366652543 has 4 divisors (see below), whose sum is σ = 4167236651688. Its totient is φ = 4161496653400.

The previous prime is 4164366652513. The next prime is 4164366652559. The reversal of 4164366652543 is 3452566634614.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4164366652543 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 (4164366652513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1434997396 + ... + 1435000297.

It is an arithmetic number, because the mean of its divisors is an integer number (1041809162922).

Almost surely, 2^{4164366652543} is an apocalyptic number.

4164366652543 is a deficient number, since it is larger than the sum of its proper divisors (2869999145).

4164366652543 is a wasteful number, since it uses less digits than its factorization.

4164366652543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2869999144.

The product of its digits is 37324800, while the sum is 55.

The spelling of 4164366652543 in words is "four trillion, one hundred sixty-four billion, three hundred sixty-six million, six hundred fifty-two thousand, five hundred forty-three".