66432000923 has 2 divisors, whose sum is σ = 66432000924. Its totient is φ = 66432000922.

The previous prime is 66432000853. The next prime is 66432000959. The reversal of 66432000923 is 32900023466.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66432000923 - 2¹⁰ = 66431999899 is a prime.

It is not a weakly prime, because it can be changed into another prime (66432000623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33216000461 + 33216000462.

It is an arithmetic number, because the mean of its divisors is an integer number (33216000462).

Almost surely, 2^66432000923 is an apocalyptic number.

66432000923 is a deficient number, since it is larger than the sum of its proper divisors (1).

66432000923 is an equidigital number, since it uses as much as digits as its factorization.

66432000923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 35.

The spelling of 66432000923 in words is "sixty-six billion, four hundred thirty-two million, nine hundred twenty-three", and thus it is an aban number.