32112163649 has 2 divisors, whose sum is σ = 32112163650. Its totient is φ = 32112163648.

The previous prime is 32112163627. The next prime is 32112163691. The reversal of 32112163649 is 94636121123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23121331249 + 8990832400 = 152057^2 + 94820^2 .

It is a cyclic number.

It is not a de Polignac number, because 32112163649 - 2¹² = 32112159553 is a prime.

It is not a weakly prime, because it can be changed into another prime (32112163619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16056081824 + 16056081825.

It is an arithmetic number, because the mean of its divisors is an integer number (16056081825).

Almost surely, 2^32112163649 is an apocalyptic number.

It is an amenable number.

32112163649 is a deficient number, since it is larger than the sum of its proper divisors (1).

32112163649 is an equidigital number, since it uses as much as digits as its factorization.

32112163649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The spelling of 32112163649 in words is "thirty-two billion, one hundred twelve million, one hundred sixty-three thousand, six hundred forty-nine".