42504215035 has 4 divisors (see below), whose sum is σ = 51005058048. Its totient is φ = 34003372024.

The previous prime is 42504215021. The next prime is 42504215077. The reversal of 42504215035 is 53051240524.

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 42504215035 - 2⁹ = 42504214523 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42504214988 and 42504215006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4250421499 + ... + 4250421508.

It is an arithmetic number, because the mean of its divisors is an integer number (12751264512).

Almost surely, 2^42504215035 is an apocalyptic number.

42504215035 is a deficient number, since it is larger than the sum of its proper divisors (8500843013).

42504215035 is an equidigital number, since it uses as much as digits as its factorization.

42504215035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8500843012.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 42504215035 its reverse (53051240524), we get a palindrome (95555455559).

The spelling of 42504215035 in words is "forty-two billion, five hundred four million, two hundred fifteen thousand, thirty-five".