32432011993 has 2 divisors, whose sum is σ = 32432011994. Its totient is φ = 32432011992.

The previous prime is 32432011979. The next prime is 32432012071. The reversal of 32432011993 is 39911023423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23130759744 + 9301252249 = 152088^2 + 96443^2 .

It is a cyclic number.

It is not a de Polignac number, because 32432011993 - 2⁹ = 32432011481 is a prime.

It is not a weakly prime, because it can be changed into another prime (32432011973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16216005996 + 16216005997.

It is an arithmetic number, because the mean of its divisors is an integer number (16216005997).

Almost surely, 2^32432011993 is an apocalyptic number.

It is an amenable number.

32432011993 is a deficient number, since it is larger than the sum of its proper divisors (1).

32432011993 is an equidigital number, since it uses as much as digits as its factorization.

32432011993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 32432011993 in words is "thirty-two billion, four hundred thirty-two million, eleven thousand, nine hundred ninety-three".