42363443166 has 16 divisors (see below), whose sum is σ = 92429330688. Its totient is φ = 12837407000.

The previous prime is 42363443153. The next prime is 42363443167. The reversal of 42363443166 is 66134436324.

It is a happy number.

It is a super-2 number, since 2×42363443166² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42363443167) 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 7 ways as a sum of consecutive naturals, for example, 320935110 + ... + 320935241.

It is an arithmetic number, because the mean of its divisors is an integer number (5776833168).

Almost surely, 2^42363443166 is an apocalyptic number.

42363443166 is an abundant number, since it is smaller than the sum of its proper divisors (50065887522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42363443166 is a wasteful number, since it uses less digits than its factorization.

42363443166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641870367.

The product of its digits is 746496, while the sum is 42.

The spelling of 42363443166 in words is "forty-two billion, three hundred sixty-three million, four hundred forty-three thousand, one hundred sixty-six".