42006100565 has 32 divisors (see below), whose sum is σ = 59236918272. Its totient is φ = 28191744000.

The previous prime is 42006100561. The next prime is 42006100573. The reversal of 42006100565 is 56500160024.

42006100565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42006100565 - 2² = 42006100561 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42006100561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3448085 + ... + 3460245.

It is an arithmetic number, because the mean of its divisors is an integer number (1851153696).

Almost surely, 2^42006100565 is an apocalyptic number.

It is an amenable number.

42006100565 is a deficient number, since it is larger than the sum of its proper divisors (17230817707).

42006100565 is a wasteful number, since it uses less digits than its factorization.

42006100565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17021.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 42006100565 its reverse (56500160024), we get a palindrome (98506260589).

The spelling of 42006100565 in words is "forty-two billion, six million, one hundred thousand, five hundred sixty-five".