42135134536 has 32 divisors (see below), whose sum is σ = 86226105600. Its totient is φ = 19143311040.

The previous prime is 42135134501. The next prime is 42135134539. The reversal of 42135134536 is 63543153124.

It is a junction number, because it is equal to n+sod(n) for n = 42135134495 and 42135134504.

It is not an unprimeable number, because it can be changed into a prime (42135134539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76870 + ... + 300298.

It is an arithmetic number, because the mean of its divisors is an integer number (2694565800).

Almost surely, 2^42135134536 is an apocalyptic number.

It is an amenable number.

42135134536 is an abundant number, since it is smaller than the sum of its proper divisors (44090971064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42135134536 is a wasteful number, since it uses less digits than its factorization.

42135134536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225589 (or 225585 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

It can be divided in two parts, 42135 and 134536, that added together give a palindrome (176671).

The spelling of 42135134536 in words is "forty-two billion, one hundred thirty-five million, one hundred thirty-four thousand, five hundred thirty-six".