42202527030145 has 4 divisors (see below), whose sum is σ = 50643032436180. Its totient is φ = 33762021624112.

The previous prime is 42202527030143. The next prime is 42202527030151. The reversal of 42202527030145 is 54103072520224.

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 20775737757681 + 21426789272464 = 4558041^2 + 4628908^2 .

It is a cyclic number.

It is not a de Polignac number, because 42202527030145 - 2¹ = 42202527030143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42202527030143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4220252703010 + ... + 4220252703019.

It is an arithmetic number, because the mean of its divisors is an integer number (12660758109045).

Almost surely, 2^{42202527030145} is an apocalyptic number.

It is an amenable number.

42202527030145 is a deficient number, since it is larger than the sum of its proper divisors (8440505406035).

42202527030145 is an equidigital number, since it uses as much as digits as its factorization.

42202527030145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8440505406034.

The product of its (nonzero) digits is 134400, while the sum is 37.

Adding to 42202527030145 its reverse (54103072520224), we get a palindrome (96305599550369).

The spelling of 42202527030145 in words is "forty-two trillion, two hundred two billion, five hundred twenty-seven million, thirty thousand, one hundred forty-five".