4126665564043 has 48 divisors (see below), whose sum is σ = 4818345884352. Its totient is φ = 3519384422400.

The previous prime is 4126665564017. The next prime is 4126665564067. The reversal of 4126665564043 is 3404655666214.

It is not a de Polignac number, because 4126665564043 - 2²⁹ = 4126128693131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4126665564143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 953699146 + ... + 953703472.

It is an arithmetic number, because the mean of its divisors is an integer number (100382205924).

Almost surely, 2^{4126665564043} is an apocalyptic number.

4126665564043 is a deficient number, since it is larger than the sum of its proper divisors (691680320309).

4126665564043 is a wasteful number, since it uses less digits than its factorization.

4126665564043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5764 (or 5753 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 52.

The spelling of 4126665564043 in words is "four trillion, one hundred twenty-six billion, six hundred sixty-five million, five hundred sixty-four thousand, forty-three".