320993723268419 has 2 divisors, whose sum is σ = 320993723268420. Its totient is φ = 320993723268418.

The previous prime is 320993723268391. The next prime is 320993723268431. The reversal of 320993723268419 is 914862327399023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320993723268419 - 2⁴⁰ = 319894211640643 is a prime.

It is a super-2 number, since 2×320993723268419² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320993723268919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160496861634209 + 160496861634210.

It is an arithmetic number, because the mean of its divisors is an integer number (160496861634210).

Almost surely, 2^{320993723268419} is an apocalyptic number.

320993723268419 is a deficient number, since it is larger than the sum of its proper divisors (1).

320993723268419 is an equidigital number, since it uses as much as digits as its factorization.

320993723268419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211631616, while the sum is 68.

The spelling of 320993723268419 in words is "three hundred twenty trillion, nine hundred ninety-three billion, seven hundred twenty-three million, two hundred sixty-eight thousand, four hundred nineteen".