4128326454566 has 32 divisors (see below), whose sum is σ = 6539283036000. Its totient is φ = 1949266667520.

The previous prime is 4128326454541. The next prime is 4128326454583. The reversal of 4128326454566 is 6654546238214.

4128326454566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27550406 + ... + 27699846.

It is an arithmetic number, because the mean of its divisors is an integer number (204352594875).

Almost surely, 2^{4128326454566} is an apocalyptic number.

4128326454566 is a deficient number, since it is larger than the sum of its proper divisors (2410956581434).

4128326454566 is a wasteful number, since it uses less digits than its factorization.

4128326454566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151784.

The product of its digits is 33177600, while the sum is 56.

The spelling of 4128326454566 in words is "four trillion, one hundred twenty-eight billion, three hundred twenty-six million, four hundred fifty-four thousand, five hundred sixty-six".