32943464881 has 2 divisors, whose sum is σ = 32943464882. Its totient is φ = 32943464880.

The previous prime is 32943464867. The next prime is 32943464971. The reversal of 32943464881 is 18846434923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31776627600 + 1166837281 = 178260^2 + 34159^2 .

It is a cyclic number.

It is not a de Polignac number, because 32943464881 - 2⁷ = 32943464753 is a prime.

It is a super-2 number, since 2×32943464881² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32943464681) 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, 16471732440 + 16471732441.

It is an arithmetic number, because the mean of its divisors is an integer number (16471732441).

Almost surely, 2^32943464881 is an apocalyptic number.

It is an amenable number.

32943464881 is a deficient number, since it is larger than the sum of its proper divisors (1).

32943464881 is an equidigital number, since it uses as much as digits as its factorization.

32943464881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3981312, while the sum is 52.

The spelling of 32943464881 in words is "thirty-two billion, nine hundred forty-three million, four hundred sixty-four thousand, eight hundred eighty-one".