32172940223 has 2 divisors, whose sum is σ = 32172940224. Its totient is φ = 32172940222.

The previous prime is 32172940159. The next prime is 32172940253. The reversal of 32172940223 is 32204927123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32172940223 - 2⁶ = 32172940159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32172940253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16086470111 + 16086470112.

It is an arithmetic number, because the mean of its divisors is an integer number (16086470112).

Almost surely, 2^32172940223 is an apocalyptic number.

32172940223 is a deficient number, since it is larger than the sum of its proper divisors (1).

32172940223 is an equidigital number, since it uses as much as digits as its factorization.

32172940223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 32172940223 in words is "thirty-two billion, one hundred seventy-two million, nine hundred forty thousand, two hundred twenty-three".