14320191228 has 48 divisors (see below), whose sum is σ = 38525141760. Its totient is φ = 4055272704.

The previous prime is 14320191227. The next prime is 14320191233. The reversal of 14320191228 is 82219102341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14320191227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744838 + ... + 763821.

It is an arithmetic number, because the mean of its divisors is an integer number (802607120).

Almost surely, 2^14320191228 is an apocalyptic number.

It is an amenable number.

14320191228 is an abundant number, since it is smaller than the sum of its proper divisors (24204950532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14320191228 is a wasteful number, since it uses less digits than its factorization.

14320191228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508786 (or 1508784 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

Adding to 14320191228 its reverse (82219102341), we get a palindrome (96539293569).

The spelling of 14320191228 in words is "fourteen billion, three hundred twenty million, one hundred ninety-one thousand, two hundred twenty-eight".