42635575105511 has 4 divisors (see below), whose sum is σ = 42635640525024. Its totient is φ = 42635509686000.

The previous prime is 42635575105477. The next prime is 42635575105517. The reversal of 42635575105511 is 11550157553624.

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

It is a cyclic number.

It is not a de Polignac number, because 42635575105511 - 2⁶ = 42635575105447 is a prime.

It is a super-2 number, since 2×42635575105511² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42635575105511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42635575105517) 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, 31722230 + ... + 33038931.

It is an arithmetic number, because the mean of its divisors is an integer number (10658910131256).

Almost surely, 2^{42635575105511} is an apocalyptic number.

42635575105511 is a deficient number, since it is larger than the sum of its proper divisors (65419513).

42635575105511 is an equidigital number, since it uses as much as digits as its factorization.

42635575105511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65419512.

The product of its (nonzero) digits is 3150000, while the sum is 50.

The spelling of 42635575105511 in words is "forty-two trillion, six hundred thirty-five billion, five hundred seventy-five million, one hundred five thousand, five hundred eleven".