20346726076193 has 4 divisors (see below), whose sum is σ = 22196428446768. Its totient is φ = 18497023705620.

The previous prime is 20346726076121. The next prime is 20346726076211. The reversal of 20346726076193 is 39167062764302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20346726076193 - 2¹² = 20346726072097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20346726072193) 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 3 ways as a sum of consecutive naturals, for example, 924851185271 + ... + 924851185292.

It is an arithmetic number, because the mean of its divisors is an integer number (5549107111692).

Almost surely, 2^{20346726076193} is an apocalyptic number.

It is an amenable number.

20346726076193 is a deficient number, since it is larger than the sum of its proper divisors (1849702370575).

20346726076193 is a wasteful number, since it uses less digits than its factorization.

20346726076193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849702370574.

The product of its (nonzero) digits is 13716864, while the sum is 56.

The spelling of 20346726076193 in words is "twenty trillion, three hundred forty-six billion, seven hundred twenty-six million, seventy-six thousand, one hundred ninety-three".