42041605011 has 16 divisors (see below), whose sum is σ = 65370816000. Its totient is φ = 24023773704.

The previous prime is 42041604989. The next prime is 42041605019. The reversal of 42041605011 is 11050614024.

It is a happy number.

It is not a de Polignac number, because 42041605011 - 2¹⁰ = 42041603987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42041605019) 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, 20427351 + ... + 20429408.

It is an arithmetic number, because the mean of its divisors is an integer number (4085676000).

Almost surely, 2^42041605011 is an apocalyptic number.

42041605011 is a deficient number, since it is larger than the sum of its proper divisors (23329210989).

42041605011 is an equidigital number, since it uses as much as digits as its factorization.

42041605011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40856783 (or 40856769 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The spelling of 42041605011 in words is "forty-two billion, forty-one million, six hundred five thousand, eleven".