42512223235 has 16 divisors (see below), whose sum is σ = 51297288192. Its totient is φ = 33821474400.

The previous prime is 42512223233. The next prime is 42512223251. The reversal of 42512223235 is 53232221524.

It is not a de Polignac number, because 42512223235 - 2¹ = 42512223233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42512223197 and 42512223206.

It is not an unprimeable number, because it can be changed into a prime (42512223233) 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 15 ways as a sum of consecutive naturals, for example, 5526562 + ... + 5534248.

It is an arithmetic number, because the mean of its divisors is an integer number (3206080512).

Almost surely, 2^42512223235 is an apocalyptic number.

42512223235 is a deficient number, since it is larger than the sum of its proper divisors (8785064957).

42512223235 is a wasteful number, since it uses less digits than its factorization.

42512223235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13674.

The product of its digits is 28800, while the sum is 31.

Adding to 42512223235 its reverse (53232221524), we get a palindrome (95744444759).

The spelling of 42512223235 in words is "forty-two billion, five hundred twelve million, two hundred twenty-three thousand, two hundred thirty-five".