4423312345 has 8 divisors (see below), whose sum is σ = 5479200000. Its totient is φ = 3424499760.

The previous prime is 4423312307. The next prime is 4423312351. The reversal of 4423312345 is 5432133244.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4423312345 - 2²¹ = 4421215193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

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, 14268595 + ... + 14268904.

It is an arithmetic number, because the mean of its divisors is an integer number (684900000).

Almost surely, 2^4423312345 is an apocalyptic number.

It is an amenable number.

4423312345 is a deficient number, since it is larger than the sum of its proper divisors (1055887655).

4423312345 is a wasteful number, since it uses less digits than its factorization.

4423312345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28537535.

The product of its digits is 34560, while the sum is 31.

The square root of 4423312345 is about 66507.9870767414. The cubic root of 4423312345 is about 1641.5314300318.

Adding to 4423312345 its reverse (5432133244), we get a palindrome (9855445589).

The spelling of 4423312345 in words is "four billion, four hundred twenty-three million, three hundred twelve thousand, three hundred forty-five".