19228343365090 has 64 divisors (see below), whose sum is σ = 35606110313088. Its totient is φ = 7473557145600.

The previous prime is 19228343365069. The next prime is 19228343365097. The reversal of 19228343365090 is 9056334382291.

It is not an unprimeable number, because it can be changed into a prime (19228343365097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32068945 + ... + 32663035.

It is an arithmetic number, because the mean of its divisors is an integer number (556345473642).

Almost surely, 2^{19228343365090} is an apocalyptic number.

19228343365090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19228343365090 is a deficient number, since it is larger than the sum of its proper divisors (16377766947998).

19228343365090 is a wasteful number, since it uses less digits than its factorization.

19228343365090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594803.

The product of its (nonzero) digits is 8398080, while the sum is 55.

The spelling of 19228343365090 in words is "nineteen trillion, two hundred twenty-eight billion, three hundred forty-three million, three hundred sixty-five thousand, ninety".