32543229893 has 2 divisors, whose sum is σ = 32543229894. Its totient is φ = 32543229892.

The previous prime is 32543229877. The next prime is 32543229907. The reversal of 32543229893 is 39892234523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31905818884 + 637411009 = 178622^2 + 25247^2 .

It is a cyclic number.

It is not a de Polignac number, because 32543229893 - 2⁴ = 32543229877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32543229293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16271614946 + 16271614947.

It is an arithmetic number, because the mean of its divisors is an integer number (16271614947).

Almost surely, 2^32543229893 is an apocalyptic number.

It is an amenable number.

32543229893 is a deficient number, since it is larger than the sum of its proper divisors (1).

32543229893 is an equidigital number, since it uses as much as digits as its factorization.

32543229893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 50.

The spelling of 32543229893 in words is "thirty-two billion, five hundred forty-three million, two hundred twenty-nine thousand, eight hundred ninety-three".