19383928693295 has 4 divisors (see below), whose sum is σ = 23260714431960. Its totient is φ = 15507142954632.

The previous prime is 19383928693243. The next prime is 19383928693303. The reversal of 19383928693295 is 59239682938391.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 19383928693295 - 2¹² = 19383928689199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1938392869325 + ... + 1938392869334.

It is an arithmetic number, because the mean of its divisors is an integer number (5815178607990).

Almost surely, 2^{19383928693295} is an apocalyptic number.

19383928693295 is a deficient number, since it is larger than the sum of its proper divisors (3876785738665).

19383928693295 is an equidigital number, since it uses as much as digits as its factorization.

19383928693295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876785738664.

The product of its digits is 1360488960, while the sum is 77.

The spelling of 19383928693295 in words is "nineteen trillion, three hundred eighty-three billion, nine hundred twenty-eight million, six hundred ninety-three thousand, two hundred ninety-five".