164647204853 has 2 divisors, whose sum is σ = 164647204854. Its totient is φ = 164647204852.

The previous prime is 164647204837. The next prime is 164647204861. The reversal of 164647204853 is 358402746461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163201456324 + 1445748529 = 403982^2 + 38023^2 .

It is a cyclic number.

It is not a de Polignac number, because 164647204853 - 2⁴ = 164647204837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164647204823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82323602426 + 82323602427.

It is an arithmetic number, because the mean of its divisors is an integer number (82323602427).

Almost surely, 2^164647204853 is an apocalyptic number.

It is an amenable number.

164647204853 is a deficient number, since it is larger than the sum of its proper divisors (1).

164647204853 is an equidigital number, since it uses as much as digits as its factorization.

164647204853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 164647204853 in words is "one hundred sixty-four billion, six hundred forty-seven million, two hundred four thousand, eight hundred fifty-three".