42466066401 has 16 divisors (see below), whose sum is σ = 62614975680. Its totient is φ = 25384446720.

The previous prime is 42466066367. The next prime is 42466066417. The reversal of 42466066401 is 10466066424.

It is not a de Polignac number, because 42466066401 - 2⁷ = 42466066273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42466066401.

It is not an unprimeable number, because it can be changed into a prime (42466066471) 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, 8811636 + ... + 8816453.

It is an arithmetic number, because the mean of its divisors is an integer number (3913435980).

Almost surely, 2^42466066401 is an apocalyptic number.

It is an amenable number.

42466066401 is a deficient number, since it is larger than the sum of its proper divisors (20148909279).

42466066401 is a wasteful number, since it uses less digits than its factorization.

42466066401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17628176.

The product of its (nonzero) digits is 165888, while the sum is 39.

The spelling of 42466066401 in words is "forty-two billion, four hundred sixty-six million, sixty-six thousand, four hundred one".