42504215323 has 4 divisors (see below), whose sum is σ = 42504667920. Its totient is φ = 42503762728.

The previous prime is 42504215321. The next prime is 42504215363. The reversal of 42504215323 is 32351240524.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42504215323 - 2¹ = 42504215321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42504215321) 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, 26815 + ... + 292792.

It is an arithmetic number, because the mean of its divisors is an integer number (10626166980).

Almost surely, 2^42504215323 is an apocalyptic number.

42504215323 is a deficient number, since it is larger than the sum of its proper divisors (452597).

42504215323 is a wasteful number, since it uses less digits than its factorization.

42504215323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452596.

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

Adding to 42504215323 its reverse (32351240524), we get a palindrome (74855455847).

The spelling of 42504215323 in words is "forty-two billion, five hundred four million, two hundred fifteen thousand, three hundred twenty-three".