42553633611 has 32 divisors (see below), whose sum is σ = 58183776000. Its totient is φ = 27655332480.

The previous prime is 42553633601. The next prime is 42553633699. The reversal of 42553633611 is 11633635524.

It is not a de Polignac number, because 42553633611 - 2¹¹ = 42553631563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42553633611.

It is not an unprimeable number, because it can be changed into a prime (42553633601) 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 31 ways as a sum of consecutive naturals, for example, 20272240 + ... + 20274338.

It is an arithmetic number, because the mean of its divisors is an integer number (1818243000).

Almost surely, 2^42553633611 is an apocalyptic number.

42553633611 is a deficient number, since it is larger than the sum of its proper divisors (15630142389).

42553633611 is a wasteful number, since it uses less digits than its factorization.

42553633611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3099.

The product of its digits is 194400, while the sum is 39.

The spelling of 42553633611 in words is "forty-two billion, five hundred fifty-three million, six hundred thirty-three thousand, six hundred eleven".