32432241991 has 2 divisors, whose sum is σ = 32432241992. Its totient is φ = 32432241990.

The previous prime is 32432241899. The next prime is 32432242001. The reversal of 32432241991 is 19914223423.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32432241991 - 2²¹ = 32430144839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32432242991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16216120995 + 16216120996.

It is an arithmetic number, because the mean of its divisors is an integer number (16216120996).

Almost surely, 2^32432241991 is an apocalyptic number.

32432241991 is a deficient number, since it is larger than the sum of its proper divisors (1).

32432241991 is an equidigital number, since it uses as much as digits as its factorization.

32432241991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 40.

The spelling of 32432241991 in words is "thirty-two billion, four hundred thirty-two million, two hundred forty-one thousand, nine hundred ninety-one".