19722253199 has 8 divisors (see below), whose sum is σ = 21548446848. Its totient is φ = 17901603160.

The previous prime is 19722253183. The next prime is 19722253219. The reversal of 19722253199 is 99135222791.

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

It is a cyclic number.

It is not a de Polignac number, because 19722253199 - 2⁴ = 19722253183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19722253139) 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 7 ways as a sum of consecutive naturals, for example, 1378457 + ... + 1392690.

It is an arithmetic number, because the mean of its divisors is an integer number (2693555856).

Almost surely, 2^19722253199 is an apocalyptic number.

19722253199 is a deficient number, since it is larger than the sum of its proper divisors (1826193649).

19722253199 is a wasteful number, since it uses less digits than its factorization.

19722253199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2771805.

The product of its digits is 612360, while the sum is 50.

The spelling of 19722253199 in words is "nineteen billion, seven hundred twenty-two million, two hundred fifty-three thousand, one hundred ninety-nine".