323177870463853 has 2 divisors, whose sum is σ = 323177870463854. Its totient is φ = 323177870463852.

The previous prime is 323177870463713. The next prime is 323177870463881. The reversal of 323177870463853 is 358364078771323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 285634775937289 + 37543094526564 = 16900733^2 + 6127242^2 .

It is a cyclic number.

It is not a de Polignac number, because 323177870463853 - 2⁴⁵ = 287993498375021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323177870463653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161588935231926 + 161588935231927.

It is an arithmetic number, because the mean of its divisors is an integer number (161588935231927).

Almost surely, 2^{323177870463853} is an apocalyptic number.

It is an amenable number.

323177870463853 is a deficient number, since it is larger than the sum of its proper divisors (1).

323177870463853 is an equidigital number, since it uses as much as digits as its factorization.

323177870463853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 426746880, while the sum is 67.

The spelling of 323177870463853 in words is "three hundred twenty-three trillion, one hundred seventy-seven billion, eight hundred seventy million, four hundred sixty-three thousand, eight hundred fifty-three".