323225540351999 has 2 divisors, whose sum is σ = 323225540352000. Its totient is φ = 323225540351998.

The previous prime is 323225540351977. The next prime is 323225540352023. The reversal of 323225540351999 is 999153045522323.

It is a weak prime.

It is an emirp because it is prime and its reverse (999153045522323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323225540351999 - 2⁴⁰ = 322126028724223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323225540851999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161612770175999 + 161612770176000.

It is an arithmetic number, because the mean of its divisors is an integer number (161612770176000).

Almost surely, 2^{323225540351999} is an apocalyptic number.

323225540351999 is a deficient number, since it is larger than the sum of its proper divisors (1).

323225540351999 is an equidigital number, since it uses as much as digits as its factorization.

323225540351999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78732000, while the sum is 62.

The spelling of 323225540351999 in words is "three hundred twenty-three trillion, two hundred twenty-five billion, five hundred forty million, three hundred fifty-one thousand, nine hundred ninety-nine".