32402105189 has 2 divisors, whose sum is σ = 32402105190. Its totient is φ = 32402105188.

The previous prime is 32402105173. The next prime is 32402105207. The reversal of 32402105189 is 98150120423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25490676964 + 6911428225 = 159658^2 + 83135^2 .

It is an emirp because it is prime and its reverse (98150120423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32402105189 - 2⁴ = 32402105173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32402105089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16201052594 + 16201052595.

It is an arithmetic number, because the mean of its divisors is an integer number (16201052595).

Almost surely, 2^32402105189 is an apocalyptic number.

It is an amenable number.

32402105189 is a deficient number, since it is larger than the sum of its proper divisors (1).

32402105189 is an equidigital number, since it uses as much as digits as its factorization.

32402105189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 32402105189 in words is "thirty-two billion, four hundred two million, one hundred five thousand, one hundred eighty-nine".