166326000793 has 2 divisors, whose sum is σ = 166326000794. Its totient is φ = 166326000792.

The previous prime is 166326000769. The next prime is 166326000809. The reversal of 166326000793 is 397000623661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162084344409 + 4241656384 = 402597^2 + 65128^2 .

It is a cyclic number.

It is not a de Polignac number, because 166326000793 - 2¹³ = 166325992601 is a prime.

It is not a weakly prime, because it can be changed into another prime (166326000733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83163000396 + 83163000397.

It is an arithmetic number, because the mean of its divisors is an integer number (83163000397).

Almost surely, 2^166326000793 is an apocalyptic number.

It is an amenable number.

166326000793 is a deficient number, since it is larger than the sum of its proper divisors (1).

166326000793 is an equidigital number, since it uses as much as digits as its factorization.

166326000793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 43.

The spelling of 166326000793 in words is "one hundred sixty-six billion, three hundred twenty-six million, seven hundred ninety-three", and thus it is an aban number.