42161111174 has 16 divisors (see below), whose sum is σ = 77835897888. Its totient is φ = 16679120832.

The previous prime is 42161111141. The next prime is 42161111189. The reversal of 42161111174 is 47111116124.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115827047 + ... + 115827410.

It is an arithmetic number, because the mean of its divisors is an integer number (4864743618).

Almost surely, 2^42161111174 is an apocalyptic number.

42161111174 is a deficient number, since it is larger than the sum of its proper divisors (35674786714).

42161111174 is a wasteful number, since it uses less digits than its factorization.

42161111174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231654479.

The product of its digits is 1344, while the sum is 29.

Adding to 42161111174 its reverse (47111116124), we get a palindrome (89272227298).

The spelling of 42161111174 in words is "forty-two billion, one hundred sixty-one million, one hundred eleven thousand, one hundred seventy-four".