4402031145323 has 16 divisors (see below), whose sum is σ = 5052316707840. Its totient is φ = 3757103917056.

The previous prime is 4402031145301. The next prime is 4402031145371. The reversal of 4402031145323 is 3235411302044.

It is not a de Polignac number, because 4402031145323 - 2¹² = 4402031141227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4402031145323.

It is not an unprimeable number, because it can be changed into a prime (4402031145223) 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, 24323936 + ... + 24504242.

It is an arithmetic number, because the mean of its divisors is an integer number (315769794240).

Almost surely, 2^{4402031145323} is an apocalyptic number.

4402031145323 is a deficient number, since it is larger than the sum of its proper divisors (650285562517).

4402031145323 is a wasteful number, since it uses less digits than its factorization.

4402031145323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195146.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 4402031145323 its reverse (3235411302044), we get a palindrome (7637442447367).

The spelling of 4402031145323 in words is "four trillion, four hundred two billion, thirty-one million, one hundred forty-five thousand, three hundred twenty-three".