42010595109 has 72 divisors (see below), whose sum is σ = 75645487680. Its totient is φ = 22568170752.

The previous prime is 42010595087. The next prime is 42010595117. The reversal of 42010595109 is 90159501024.

42010595109 is a `hidden beast` number, since 42 + 0 + 10 + 595 + 10 + 9 = 666.

It is not a de Polignac number, because 42010595109 - 2¹⁷ = 42010464037 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42010595129) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 47902179 + ... + 47903055.

Almost surely, 2^42010595109 is an apocalyptic number.

It is an amenable number.

42010595109 is a deficient number, since it is larger than the sum of its proper divisors (33634892571).

42010595109 is an frugal number, since it uses more digits than its factorization.

42010595109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 904 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The spelling of 42010595109 in words is "forty-two billion, ten million, five hundred ninety-five thousand, one hundred nine".