16033412641 has 2 divisors, whose sum is σ = 16033412642. Its totient is φ = 16033412640.

The previous prime is 16033412639. The next prime is 16033412669. The reversal of 16033412641 is 14621433061.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15221390625 + 812022016 = 123375^2 + 28496^2 .

It is a cyclic number.

It is not a de Polignac number, because 16033412641 - 2¹ = 16033412639 is a prime.

Together with 16033412639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16033412041) 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, 8016706320 + 8016706321.

It is an arithmetic number, because the mean of its divisors is an integer number (8016706321).

Almost surely, 2^16033412641 is an apocalyptic number.

It is an amenable number.

16033412641 is a deficient number, since it is larger than the sum of its proper divisors (1).

16033412641 is an equidigital number, since it uses as much as digits as its factorization.

16033412641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 16033412641 in words is "sixteen billion, thirty-three million, four hundred twelve thousand, six hundred forty-one".