32401420433 has 2 divisors, whose sum is σ = 32401420434. Its totient is φ = 32401420432.

The previous prime is 32401420409. The next prime is 32401420439. The reversal of 32401420433 is 33402410423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29272472464 + 3128947969 = 171092^2 + 55937^2 .

It is a cyclic number.

It is not a de Polignac number, because 32401420433 - 2⁶ = 32401420369 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (32401420439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16200710216 + 16200710217.

It is an arithmetic number, because the mean of its divisors is an integer number (16200710217).

Almost surely, 2^32401420433 is an apocalyptic number.

It is an amenable number.

32401420433 is a deficient number, since it is larger than the sum of its proper divisors (1).

32401420433 is an equidigital number, since it uses as much as digits as its factorization.

32401420433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 32401420433 its reverse (33402410423), we get a palindrome (65803830856).

The spelling of 32401420433 in words is "thirty-two billion, four hundred one million, four hundred twenty thousand, four hundred thirty-three".