42611165033 has 4 divisors (see below), whose sum is σ = 43762818180. Its totient is φ = 41459511888.

The previous prime is 42611165011. The next prime is 42611165063. The reversal of 42611165033 is 33056111624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39302269504 + 3308895529 = 198248^2 + 57523^2 .

It is a cyclic number.

It is not a de Polignac number, because 42611165033 - 2⁶ = 42611164969 is a prime.

It is a super-2 number, since 2×42611165033² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42611165063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575826518 + ... + 575826591.

It is an arithmetic number, because the mean of its divisors is an integer number (10940704545).

Almost surely, 2^42611165033 is an apocalyptic number.

It is an amenable number.

42611165033 is a deficient number, since it is larger than the sum of its proper divisors (1151653147).

42611165033 is a wasteful number, since it uses less digits than its factorization.

42611165033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151653146.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 42611165033 its reverse (33056111624), we get a palindrome (75667276657).

The spelling of 42611165033 in words is "forty-two billion, six hundred eleven million, one hundred sixty-five thousand, thirty-three".