20053066923199 has 4 divisors (see below), whose sum is σ = 20053245973464. Its totient is φ = 20052887872936.

The previous prime is 20053066923191. The next prime is 20053066923223. The reversal of 20053066923199 is 99132966035002.

It is a happy number.

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 20053066923199 - 2³ = 20053066923191 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 (20053066923191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89357032 + ... + 89581165.

It is an arithmetic number, because the mean of its divisors is an integer number (5013311493366).

Almost surely, 2^{20053066923199} is an apocalyptic number.

20053066923199 is a deficient number, since it is larger than the sum of its proper divisors (179050265).

20053066923199 is a wasteful number, since it uses less digits than its factorization.

20053066923199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179050264.

The product of its (nonzero) digits is 4723920, while the sum is 55.

The spelling of 20053066923199 in words is "twenty trillion, fifty-three billion, sixty-six million, nine hundred twenty-three thousand, one hundred ninety-nine".