42345424265 has 16 divisors (see below), whose sum is σ = 51540186000. Its totient is φ = 33393088512.

The previous prime is 42345424259. The next prime is 42345424267. The reversal of 42345424265 is 56242454324.

It can be written as a sum of positive squares in 8 ways, for example, as 1752845689 + 40592578576 = 41867^2 + 201476^2 .

It is a cyclic number.

It is not a de Polignac number, because 42345424265 - 2⁴ = 42345424249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42345424267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 620561 + ... + 685409.

It is an arithmetic number, because the mean of its divisors is an integer number (3221261625).

Almost surely, 2^42345424265 is an apocalyptic number.

It is an amenable number.

42345424265 is a deficient number, since it is larger than the sum of its proper divisors (9194761735).

42345424265 is a wasteful number, since it uses less digits than its factorization.

42345424265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66716.

The product of its digits is 921600, while the sum is 41.

Adding to 42345424265 its reverse (56242454324), we get a palindrome (98587878589).

The spelling of 42345424265 in words is "forty-two billion, three hundred forty-five million, four hundred twenty-four thousand, two hundred sixty-five".