194323695553 has 16 divisors (see below), whose sum is σ = 211740641280. Its totient is φ = 177270460416.

The previous prime is 194323695539. The next prime is 194323695611. The reversal of 194323695553 is 355596323491.

194323695553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 194323695553 - 2¹³ = 194323687361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 194323695494 and 194323695503.

It is not an unprimeable number, because it can be changed into a prime (194323695953) 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, 195318 + ... + 653296.

It is an arithmetic number, because the mean of its divisors is an integer number (13233790080).

Almost surely, 2^194323695553 is an apocalyptic number.

194323695553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

194323695553 is a deficient number, since it is larger than the sum of its proper divisors (17416945727).

194323695553 is a wasteful number, since it uses less digits than its factorization.

194323695553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458376.

The product of its digits is 13122000, while the sum is 55.

The spelling of 194323695553 in words is "one hundred ninety-four billion, three hundred twenty-three million, six hundred ninety-five thousand, five hundred fifty-three".